| A | B |
| drought | a long period with little rain |
| endangered | a living thing that may not be around in a few years |
| extinct | an organism that is no longer found on earth |
| fossil | a hardened material or mark lef t by a plant or animal long ago ttt by a plant or animal by an organiam long ago |
| pollution | harmful material added to air, water, or soil |
| recycle | using things again |
| plants and animals | people depend on these for food |
| tree | a habitat for birds or anmials |
| silversword | a plant that grows only in Hawaii |
| panda | endangered animal |