| In the 1960s, when strip mining had become the major means of coal extraction, ecology began to count for more. |
| There's strip mining by foreign coastal fisheries, ensuring that those coastal communities that rely on those fisheries remain in a spiral of poverty. |
| The three most common types of surface mining are open-pit mining, strip mining, and quarrying. |
| I can remember days before strip mining, clear cutting and big airports to jet in the skiers. |
| Cook backed clean-air standards and limits on strip mining. |
| Conversely, shallow coal deposits are mined using either open pit or strip mining techniques, depending on the shape of the deposit. |
