| Are we willing to expend the time and resources required to solve the problem? |
| Forests are renewable natural resources, but they must be treated with care. |
| She is the leader of an international organization devoted to the protection of natural resources. |
| The country still refuses to capitulate despite its weakening army and dwindling resources. |
| The economy has been weakened by the appropriation of the country's resources by corrupt officials. |
| These laws are intended to help preserve our natural resources. |