How to use fossil in a sentence

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Sentence Examples Daley, a lobbyist for the fossil fuel industry, has been drafting policies for the taskforce. On the other hand, the majority of fossil vertebrate assemblages accumulate over many temporal scales from days to millennia. This alone should make the book desirable for those interested in amber or aficionados of fossil insects and spiders. The discovery suggests that many other fossil bones may contain well-preserved remnants of bone marrow, the scientists say. His intriguing take on evolution proposed that the apparent saltation of the fossil record actually reflected saltatory events. Air travel uses large amounts of fossil fuel, which are then turned to greenhouse gases, released at high altitude. The fossil turned out to be a composite of the body of a bird with the tail of a dinosaur. In their preferred upland habitat, taeniodonts could have been much more common than the fossil record reflects. The excellent fossil remains of feathers from the several specimens of Archaeopteryx are remiges and rectrices. Any serious attempt to shift from fossil fuels to alternative energy demands greater national and global efforts. China has taken on board some environmental measures aimed to reduce its reliance on coal and other fossil fuels. Ediacaran fossils are represented by Charnia, a sagittate fossil reaching up to 0.6 m in length. Also, a sagittal crest on the fossil Amblycoptus and Kordosia skulls has been reported. Ireland's heavy reliance on fossil fuels such as oil and coal is not sustainable for the future, he said. However, the fossil graveyard is a sedimentary basin where fossils would be concentrated. The siltstones are also finely laminated, the laminations often draped over fossil plant material that is preserved in situ in palaeosols below. If most speciation is allopatric, what would we expect to see in terms of the fossil record? The second factor is growing awareness of global climate change caused by burning fossil fuels. There are thousands of animals and plants alive today that are no different from the way they appear in the fossil record! Now, Mr. Gibbons' position is that all of those fossil species were alive at the same time on this planet. Show More Sentences The majority of the fossil record consists of biomineralized or sclerotized remains as they have a high preservation potential. He proposed that skeletal robustness should be the most important determinant controlling the temporal resolution of the fossil record. Greenhouse emissions are one of the biggest concerns with burning fossil fuels to produce electricity. Using energy, mainly by burning fossil fuels, produces waste carbon dioxide. The fossil record is a potential source of needed data, although fossil asteroids are rare, and they tend to be poorly preserved. The fossil record shows that cyanobacteria go back three and a half billion years. Crinoid remains have also been identified in the fecal remains of Recent and fossil fish. The evolution of the canid and felid brain was studied through examination of fossil and Recent cranial endocasts. When dwarf faunas are found in the fossil record, they are invariably associated with times of environmental stress. Diversity patterns in Recent and fossil tropical American mollusks have been the focus of considerable debate. Every kilowatt-hour generated by wind instead of fossil fuel prevents air pollution and greenhouse gas emissions. The earliest fossil vertebrates belong to a group called the Agnatha or jawless vertebrates. The guy's a wackadoodle fossil and nuclear apologist, making snarky comments about wind turbines and climate change. That should mean not forcing more car-dependence and more fossil fuel burning by closing neighbourhood walkable libraries. But the treasure I did find was in the form of a beautifully preserved large set of fossil fish jaws belonging to an acanthodian. The first jawed fish in the fossil record are the acanthodians, which first occur in the Late Silurian. The fossil skull's upper and lower jaws reveal deep channels and grooves that once held nerves and blood vessels. In addition to the embryos and eye, the fossil find includes portions of a snout plus jawbones, skull bones, cheekbones, and teeth. Most jawless species went extinct long ago and are known only from the fossil record. Power generated from fossil fuels causes smog, mercury pollution, acid rain and global warming. Show More Sentences Early interpretations of fossil skin impressions suggested that hadrosaur feet were webbed. The reactivation of dormant genes in fossil lineages after long time periods is considered a likely evolutionary mechanism. Although demonstrating that the fossil wood cannot be millions of years old, the radiocarbon dating has not provided its true age. Much fossil evidence has been uncovered supporting the idea that birds evolved from a group of bipedal carnivorous dinosaurs called theropods. Generally, well-preserved remains of monocot leaves are rare in the fossil record. The reality is that we are rapaciously destroying ecosystems and burning fossil fuels as if there were no tomorrow. The problem for utilities is that they operate in a tightly regulated market, but their raw material cost is fossil fuel. Seals, sea lions, manatees, and other lineages evolved into swimmers as well, and paleontologists are also filling in their fossil record. Despite what some self-interested groups say, our present energy consumption levels are so high we have no practical alternative to fossil fuels. The kelps are an important group of marine autotrophs that has left little or nothing in the way of a direct fossil record. Furthermore, to add to the evidence for catastrophic burial, the authors tell of fossil raindrops and ripple marks being found at the site. They are mainly bioclastic limestones, containing abundant fossils and fossil fragments. Diminishing fossil fuels and global warming are enough to make anyone think twice about flicking a light switch. This could well be applicable to to the ligamental articulations of fossil crinoids. The oldest fossil that may represent a macroscopic organism is about 2.1 billion years old. Mallatt argues that such internal arches were the rule, rather than the exception, despite the lack of specific fossil evidence. The Cambrian fossil record suggests that many metazoans were macroscopic and adapted for life in the macrobenthos. The fossil tubes have flanges, concentric growth lines and wavy longitudinal ridges. They are commonly produced by burning fossil fuels such as driving cars, and smelting and processing metals. In contrast, the sedimentology of an autochthonous fossil plant site retains a primary paleoecological signal. Show More Sentences Since aschelminths all lack substantial hard parts, their fossil record is extremely spotty. The timescale of prokaryote evolution has been difficult to reconstruct because of a limited fossil record. Similarly, there are no rich fossil deposits before the Cambrian era about 550 million years ago. The fossil is an articulated, or connected, spine of a dinosaur and represents an ancient relative of Rugops and other abelisaurids. After all, if burning fossil fuels is to blame for global warming, it makes sense to burn less of them. This is such a rich fossil deposit, it is one of only a handful world-wide that has been awarded World Heritage Listing. This fossil has been reconstructed with a hypothetical stalk anchored in the substrate, as if supporting a frondose body in a reclined position. Our society is very dependent on fossil fuels, and you don't turn that spigot off overnight. Western Utah is the home of one of the best-known Cambrian fossil localities in the world. The problem is that burning fossil fuels releases CO2 which was laid down millions of years ago when the oil and coal was being created. Modern rhinos are, unfortunately, so rare that fossil assemblages are far more common than modern assemblages. The competition fits in with the school's programme of teaching, which highlights the pitfalls of using fossil fuels. Mayr and Diamond's reluctance to appreciate the importance of fossil evidence is evident in their taxonomy. Most fossil starfish consist of scattered individual plates or segments of arms. The Cardiff giant is a fake fossil of an antediluvian giant some ten feet high with 21 inch feet. This fossil was originally described as the species Canis milleri, but restudy has shown that it is a subspecies of C. lupus, the gray wolf. It's merely a band-aid solution that further entrenches our dependence on fossil fuels. Five angiospermous fossil woods of Late Tertiary have been excavated from Xinzhow County, Hubei Province. The only substantial mammalian predator on Kangaroo Island, the Tasmanian devil, is known only from the fossil record. This fossil was anatomically a member of our own species, yet molecular evidence suggests he was unrelated to the ancestors of any modern human. Show More Sentences For instance, today's red kangaroos and Tasmanian devils are much smaller than their fossil counterparts. We can expect the battle for the last remaining dregs of the fossil fuel fantasia to be vicious. Even if we stopped burning fossil fuels today, the planet would continue to heat up for more than a hundred years. We need to end the fossil fuel addiction anyway, and only higher oil prices will tilt the economics in favor of solar, wind and other renewables. At present, the oldest reliable fossil from this family is a tarsometatarsus that was found in Colorado, dating back to the Paleocene epoch. By helping to solve puzzles like this, taphonomists increase our understanding of the fossil record. Because of its fossil fuel deposits, England was a good source of jet, which, like amber, is a fossil closely related to coal. Even if the burning of fossil fuel has so poisoned my city's air that I must leave immediately or asphyxiate, most people would permit me to escape by car. And given the current glut in fossil fuels, it might even be a better economic bet to wait a few years. The results of this study indicate that fossil avifaunal remains deserve more serious attention as a source of information about taphonomy and paleoecology. Gibbons then ticks off a list of things that would have to change between land mammals and marine mammals, ignoring all of the fossil evidence after Pakicetus. Choanoflagellates have no fossil record, although some marine species secrete delicate loricae, or outer coverings, made of fine, interwoven silica bars. The present results suggest a more critical approach to ascertaining the meaning and relevance of the internal structures, in both fossil and recent terebratulids. He recognized two different fossil fauna assemblages in the limestone and the divided the limestone into two distinct lithologic units of Devonian and Mississippian age. While the Cologne fossil is the oldest food store yet discovered, two other ancient larders have been found in slightly more recent deposits in Nebraska. Currently we get most of our energy from burning fossil fuels. France has a great abundance of cheap electricity thanks to their nuclear power stations, whereas our electricity to recycle the glass is produced by burning fossil fuels. Over time, farms have been substituting fossil fuel for human labor as well as the energy of the sun. As part of the energy recovery process to conserve diminishing fossil fuels, hazardous wastes are being disposed of in cement kilns, another type of incineration process. The apparent discrepancy between divergence ages implied by genetic calibration techniques and a literal interpretation of the fossil record is discussed. Show More Sentences They get small presents from the fossil fuel lobby, and they give them big ones, paid for with our money. Proponents say biofuels could help end our dependence on oil imports, boost a sagging agriculture industry and reduce environmental damage caused by burning fossil fuels. Mineral collectors join rock and fossil collectors and lapidaries in an online community whose discussions sparked the international survey of rockhound enthusiasts. The exciting discovery was apparently made when researchers were forced to break open the leg bone of a Tyrannosaurus rex fossil to lift it by helicopter. I was quite excited by the discoveries that afternoon, even though at the time I had no idea that I had actually bagged a new genus of fossil fish that day. If the two species were then recovered from the fossil record, in the same relative abundances, a similar conclusion might be drawn about winter temperature. Highly mechanized farming has for decades depended on fossil fuel and chemicals. Like fossil fuel, the amount of great Russian literature still underground has to be limited. And we believe what we are doing is alleviating our dependence on fossil fuels. The average for processed foods is 10 calories of fossil fuel per calorie of food. What clues from the rock record or the fossils themselves might tell you whether a fossil assemblage was autochthonous, transported only a little bit, or truly allochthonous? The leading greenhouse gas is carbon dioxide from burning fossil fuels. And while jawless vertebrates were present in the Cambrian, it was not until the Ordovician that armored fish became common enough to leave a rich fossil record. In the living lobe-finned fish the tail is now symmetric, though the fossil record shows that this change happened independently in the two groups. All told, Europe boasts a richer Paleogene avifauna in terms of number and taphonomic variety of fossil localities and diversity of avian taxa compared with other continents. Once the plant is in operation it will mean a significant amount of electricity will be generated for the 900-year-old castle without burning fossil fuels. They are predicated on an assumption of fossil fuel scarcity and U.S. vulnerability to volatile global oil markets. A diverse assemblage of winged insects appears suddenly in the fossil record about 330 million years ago, and there are few clues about their evolutionary lineage. The present steam process for generating hydrogen is far from competitive with fossil fuels, and electrolysis costs about three times as much again. The living armadillos of South America bore a striking resemblance to fossil glyptodonts, extinct armored mammals whose fossils occurred in the same area. Show More Sentences For a start you'd have the fossil fuel interests opposing nuclear power generation, but more importantly the Australian public just wouldn't wear it I think. Then in the seventies an almost complete fossil of another labyrinthodont turned up in rocks that were definitely much younger than 250 million years old. Under Mongolian law, any fossil specimen found in the Gobi Desert must stay in the possession of a Mongolian institution. The black market trade in fossils stolen from the richest Cretaceous fossil locality in the world has prompted a crackdown. Today, Democratic senators in regions that depend on fossil fuels are becoming an endangered species. Some of this is fossil heat from the beginning four and a half billion years ago when the earth accreted from rock, dust and gas into a molten ball. They believe that companies trafficking in fossil fuels will eventually face financial problems. Breaking the link between fossil fuel and our energy-fueled lifestyle requires a certain amount of self-abnegation. Meaningful interpretation of the fossil record thus requires the identification of contributing taphonomic pathways and their differential distribution in both time and space. Tyrannosaurs are surprisingly common in many North American fossil beds, especially their large, serrated teeth which they shed periodically like most archosaurs. Therefore, a long hiatus exists in the fossil record of anapsids. The fossil content consists of ammonites, belemnites, brachiopods, echinoderms, bivalves, crinoids, gastropods, ostracodes and benthic foraminifers. The question of the relation between these early fossil species and the hominin lineage is still to be resolved. The fossil record indicates that birds are modern feathered dinosaurs, having evolved from theropod ancestors during the Jurassic Period. Archaeopteryx was the first fossil found that revealed a potential connection between dinosaurs and birds. Cladistic analysis, among other modern techniques, helps to compensate for an often incomplete and fragmentary fossil record. The fossil includes portions of the intestines, colon, liver, muscles, and windpipe of this immature dinosaur. These types of fossil are called trace fossils or ichnofossils, as opposed to body fossils. Nodules from the Carboniferous Mazon Creek fossil beds of Illinois, USA, are among the best documented examples of such mineralization. In this case the fossil consists of original material, albeit in a geochemically altered state. Show More Sentences Often what remains is a carbonaceous film known as a phytoleim, in which case the fossil is known as a compression. Bioimmuration is known in the fossil record from the Ordovician to the Recent. If a fossil is found between two layers whose ages are known, the fossil's age is claimed to lie between the two known ages. Layered spherical growth structures termed oncolites are similar to stromatolites and are also known from the fossil record. The oldest fossil resin dates to the Triassic, though most dates to the Cenozoic. Paleontologists examine the fossil record to understand the process of evolution and the way particular species have evolved. Darwin and his contemporaries first linked the hierarchical structure of the tree of life with the then very sparse fossil record. Eocene fossil flower, collected August 2010 from Clare family fossil quarry, Florissant, Colorado. The first is xyloid lignite or fossil wood and the second form is the compact lignite or perfect lignite. The number of fossil species is estimated between 60,000 and 100,000 species. The fossil is nearly complete and includes tufts of fur and imprints of soft tissues. The Gliridae are one of the oldest extant rodent families, with a fossil record dating back to the early Eocene. Cycling also offers a reduced consumption of fossil fuels, less air or noise pollution, and much reduced traffic congestion. Almost all the industrial machines used in modern farming are powered by fossil fuels. These instruments are burning fossil fuels from the beginning of the process to the end. These shipments are made using fossil fuel burning modes of transportation. In 1961, Yves Coppens discovered a skull of Tchadanthropus uxoris, then the earliest fossil human discovered in north Africa. The quality of the fossil record greatly increases from 130,000 years ago onwards. From 130 ka onwards, the quality of the fossil record increases dramatically. South Africa contains some of the oldest archaeological and human fossil sites in the world. Show More Sentences Extensive fossil remains have been recovered from a series of caves in Gauteng Province. The sites include Sterkfontein, which is one of the richest hominin fossil sites in the world. It is the study of ancient humans, as found in fossil hominid evidence such as petrifacted bones and footprints. Everyone knows the charming trilobite Isotelus is the official state fossil of the Buckeye State. Archaeology as a field is distinct from the discipline of palaeontology, the study of fossil remains. In the 1970s and 1980s, the Soviet Union heavily relied on fossil fuel exports to earn hard currency. Unlike fossil fuels, renewable fuels can be produced in any country, creating a strategic advantage. The family was once much more extensive, with over 10 fossil genera described. However, recent reanalysis of the fossil suggests that it was actually a type of brown bear. In agriculture, less fossil fuel is used and increased environmental conservation occurs over time with the use of draft animals such as horses. While many fossil psychopsids were recorded from the Mesozoic, few representatives have been described from the Tertiary. The waste streams also often contain combustible materials which allow the substitution of part of the fossil fuel normally used in the process. The resulting product, called powdered coal or pulverized coal, is then generally used in a fossil fuel power plant for electricity generation. Outdoor air pollutants, especially chemicals released from the burning of fossil fuels, increase the risk of lung cancer. It is also one of the oldest ferns, with fossil records over 55 million years old having been found. The important fossil fuel coal consists of the remains of primitive plants, including ferns. The evolution of carnivorous plants is obscured by the paucity of their fossil record. This elevates the global warming impact of the dams to levels much higher than would occur by generating the same power from fossil fuels. In many areas peat is cultivated as a fossil fuel and used either in electricity generation or domestic solid fuel for heating. A palynofacies is the complete assemblage of organic matter and palynomorphs in a fossil deposit. Show More Sentences Scolecodonts are the partly organic, fossil remains of the jaw apparatus, a tooth-like structure, of eunicid polychaete annelid worms. The uncertainty surrounding tupaiid phylogeny is a consequence of an inadequate fossil record. In April 2006, an above-the-fold story on the front page of The New York Times introduced the world to the fossil Tiktaalik. Fitzgerald said the fossil had features that marked it as a member of the baleen whale group, which includes blue whales. With a swift chop of its beak, the terror bird could have whomped its prey, a new fossil find confirms. The dorsal processes of the premaxillae are apomorphic, being longer and more vertical than those of any extant or fossil salmonine. A schoolgirl's proposal to name the wooly mammoth the South Carolina official state fossil nearly died thanks to creationist legislators. Dominican amber differentiates itself from Baltic amber by being mostly transparent and often containing a higher number of fossil inclusions. Wind power consumes no fuel, and emits no air pollution, unlike fossil fuel power sources. The region is abundant in fossil fuels including natural gas, crude oil and lignite coal. Dating the site has instead been based upon stratigraphy, palaeomagnetism, and the evidence of fossil flora and fauna in the sediments. Cheddar Man is a human male fossil found in Gough's Cave in Cheddar Gorge, Somerset, England. Large deposits of fossil fuels are obtained from Earth's crust, consisting of coal, petroleum, and natural gas. The effects of mass extinctions on plants are somewhat harder to quantify, given the biases inherent in the plant fossil record. Larger animals are too scarce in the fossil record for good statistics, so paleontologists have analyzed microfossil extinctions. Even microfossil data can be unreliable if there are hiatuses in the fossil record. Eocene fossil fish Priscacara liops from the Green River Formation of Wyoming. Furthermore, if biofuels are used for crop production and transport, the fossil energy input needed for each ethanol energy unit can be very low. He provided evidence for his theory using fossil records from the Alps and Africa. Because of their small size and often delicate structure, bryophytes have a poor fossil record, dating back only about 290 million years. Show More Sentences Industries that require a lot of fossil fuels are unlikely to be popular in the current political climate. The following column lists the units of hydrogen energy necessary to produce the same endwork as the fossil fuels. The other passengers were three Norwegians, three fossil Englishmen, two snobbish do., and some jolly, good-natured, free-and-easy youths. This was the deepest dinosaur fossil ever found and the first find for Norway. Other sites yielding fossil evidence of this hominid have been discovered in the United Kingdom and France. Their predecessor, the steppe bison appeared in the North American fossil record around 190,000 years ago. Proponents of permaculture claim that it is the only way of farming that can be maintained when fossil fuel runs out. The tombstone is deeply incised with a cross, and consists of a rectangular block of white Swaledale fossil stone, quarried in North Yorkshire. The burning of fossil fuels plays the major role in the current episode of global warming. Petroleum is a fossil fuel derived from ancient fossilized organic materials, such as zooplankton and algae. High in the Andes he saw seashells, and several fossil trees that had grown on a sand beach. One of the observations in Micrographia was of fossil wood, the microscopic structure of which he compared to ordinary wood. The fossil record includes a progression from early biogenic graphite, to microbial mat fossils, to fossilized multicellular organisms. Here, the majority of types of modern animals appeared in the fossil record, as well as unique lineages that subsequently became extinct. Through the centuries, certain archaeologists have searched for fossil evidence of a race of giants. Few governmental entities, by contrast, effectively limit pollution from burning fossil fuels such as diesel fuel or coal. The fossil is one of the few finds in Europe that could be directly dated, and is at least 37,800 years old. The islands produce and consume about 5 GWh of electricity, per year, all of which comes from fossil fuels. He pointed to the tumbling cost of green energy as evidence that wind and solar could supplant fossil fuels quicker than expected. As large consumers of fossil fuels, First World countries drew attention to environmental pollution. Show More Sentences This distinguished it from the older Pliocene Epoch, which Lyell had originally thought to be the youngest fossil rock layer. The plant shows a high degree of development in relation to the age of its fossil remains. The other large factor is the burning of fossil fuels from buildings and vehicles. Based on fossil calibration, the Hawaiian mtDNA lineage probably diverged around the Middle Pleistocene. The earliest fossil finds of the species come from both Europe and Asia, and date back to the Early Pleistocene. The division Pinophyta consists of just one class, Pinopsida, which includes both living and fossil taxa. Radiocarbon analysis allows fossil and nonfossil sources of black carbon and organic carbon to be identified. The oldest fossil remains of anatomically modern humans are the Jebel Irhoud fossils from Morocco which are approximately 300,000 years old. This model is supported by multiple and independent lines of evidence, such as the fossil record and genetics. This was the first human fossil to have been found anywhere in the world, and is still the oldest ceremonial burial anywhere in Western Europe. Bryozoans don't appear in the fossil record until after the Cambrian, in the Lower Ordovician. Hence, the fossil record is very incomplete, increasingly so as earlier times are considered. Hence, they supplement the conventional fossil record and allow the fossil ranges of many groups to be extended. The fossil record is consistent with a Cambrian explosion that was limited to the benthos, with pelagic phyla evolving much later. Around 800 million years ago, there was a notable increase in the complexity and number of eukaryotes species in the fossil record. Biostratigraphy or paleontologic stratigraphy is based on fossil evidence in the rock layers. Strata from widespread locations containing the same fossil fauna and flora are said to be correlatable in time. Paleobotany focuses on the study of fossil plants, but traditionally includes the study of fossil algae and fungi. Micropaleontology deals with all microscopic fossil organisms, regardless of the group to which they belong. Hence the fossil record is very incomplete, increasingly so further back in time. Show More Sentences If a fossil is found between two layers whose ages are known, the fossil's age must lie between the two known ages. However, misleading results are produced if the index fossils turn out to have longer fossil ranges than first thought. Although paleontology became established around 1800, earlier thinkers had noticed aspects of the fossil record. The expanding knowledge of the fossil record also played an increasing role in the development of geology, particularly stratigraphy. The trend continued in the 20th century with additional regions of the Earth being opened to systematic fossil collection. Most fossil gannets are from the Late Miocene or Pliocene, a time when the diversity of seabirds in general was much higher than today. The genus Morus is much better documented in the fossil record than Sula, though the latter is more numerous today. The oldest alcid fossil is Hydrotherikornis from Oregon dating to the Late Eocene while fossils of Aethia and Uria go back to the Late Miocene. The cetaceans diversified, and fossil evidence suggests porpoises and dolphins diverged from their last common ancestor around 15 Mya. Both the fossil record and analysis of mitochondrial DNA suggest the divergence occurred by 10 to 20 million years ago. This independent evidence from DNA analysis and the fossil record rejects the glacial theory of salmon divergence. There are more than 205 living species of cockles, with many more fossil forms. The price of wind power is therefore much more stable than the volatile prices of fossil fuel sources. The environmental impact of wind power when compared to the environmental impacts of fossil fuels, is relatively minor. Nuclear power and fossil fuels are subsidized by many governments, and wind power and other forms of renewable energy are also often subsidized. Proponents advance the notion that nuclear power produces virtually no air pollution, in contrast to the chief viable alternative of fossil fuel. It may result from mixing of seawater with fresh water, as in estuaries, or it may occur in brackish fossil aquifers. Because of this, the UNFCCC, and another organization affiliated with the United Nations classified peat as a fossil fuel. Nearly 7,000 species and subspecies names have been introduced for both fossil and recent Pectinidae. One of the fossil species first reported in 1996 had a large mouth, apparently surrounded by a folded edge that may have been muscular. Show More Sentences Most of the early crustaceans are rare, but fossil crustaceans become abundant from the Carboniferous period onwards. However, the 2013 results of DNA analysis of those fossil bones revealed that they were in fact those of the bowhead whale. The fossil monachine Monotherium and phocine Leptophoca were found in southeastern North America. He argues that any realistic plan to reduce reliance on fossil fuels or greenhouse gas emissions need increased use of nuclear energy. The Lepidosauromorpha, specifically the Sphenodontia, are first found in the fossil record of the earlier Carnian Age. This gap in the fossil record is called Romer's gap after the American palaentologist Alfred Romer. Permian marine deposits are rich in fossil mollusks, echinoderms, and brachiopods. Some fern orders such as Gleicheniales appeared as early in the fossil record as the Cretaceous, and achieved an early broad distribution. Most power stations in the world burn fossil fuels such as coal, oil, and natural gas to generate electricity. The fossil record, however, does not support this relationship, because the hippo lineage dates back only about 15 million years. The fossil record traces the gradual transition from terrestrial to aquatic life. The 1973 oil crisis strengthened Sweden's commitment to decrease dependence on imported fossil fuels. The age of the organisms and their resulting fossil fuels is typically millions of years, and sometimes exceeds 650 million years. These fuels can be employed in internal combustion engines, fossil fuel power stations and other uses. The widescale use of fossil fuels, coal at first and petroleum later, to fire steam engines enabled the Industrial Revolution. Other forms of transportation, railways and aircraft, also required fossil fuels. The other major use for fossil fuels is in generating electricity and as feedstock for the petrochemical industry. The most important part of primary energy sources are the carbon based fossil energy sources. Harvesting, processing, and distributing fossil fuels can also create environmental concerns. In economic terms, pollution from fossil fuels is regarded as a negative externality. Show More Sentences A 2015 report studied 20 fossil fuel companies and found that, while highly profitable, the hidden economic cost to society was also large. Palynology is the study of contemporary and fossil palynomorphs, including pollen. Early fish from the fossil record are represented by a group of small, jawless, armored fish known as ostracoderms. The distinctions from fossil families such as the Chilenophoberidae are based on the pattern of grooves on the carapace. The fossil record of the Caridean is sparse, with only 57 exclusively fossil species known. The fossil palaelodids can be considered evolutionarily, and ecologically, intermediate between flamingos and grebes. Fossil finds from North America have been meagre compared with Europe, which has a richer fossil record. Natural gas is a fossil fuel used as a source of energy for heating, cooking, and electricity generation. Petroleum is another resource and fossil fuel found in close proximity to and with natural gas. Natural gas produces far lower amounts of sulfur dioxide and nitrous oxides than other fossil fuels. The energy crisis led to greater interest in renewable energy, nuclear power and domestic fossil fuels. Yellow amber is a hard fossil resin from evergreen trees, and despite the name it can be translucent, yellow, orange, or brown colored. Succinite has a hardness between 2 and 3, which is rather greater than that of many other fossil resins. Sedimentary rocks are also important sources of natural resources like coal, fossil fuels, drinking water or ores. Unlike most igneous and metamorphic rocks, sedimentary rocks form at temperatures and pressures that do not destroy fossil remnants. The same process is responsible for the formation of fossil fuels like lignite or coal. The fossil record suggests that the last few million years featured the greatest biodiversity in history. The rodent fossil record dates back to the Paleocene on the supercontinent of Laurasia. The variance of morphology between species is very important to paleontologists as it can help define a fossil species. Little fossil remains of bats exist, as their delicate skeletons do not fossilize very well. Find more words! 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What is the opposite of fossil? Words that rhyme with fossil What is the plural of fossil? What is the adjective for fossil? What is the noun for fossil? Translations for fossil Use our Sentence Generator Nearby Words fossicking fossicked fossick fosseway fosset Fosse fossile fossil fuel fossil fuels fossiliferous fossilisation fossilise 6-letter Words Starting With f fo fos foss fossi