| A | B |
|---|
| basin | all the land drained by a river and the streams that flow into it |
| charities | organizations for helping those in need or the environment |
| equator | an imaginary circle around the middle of the Earth |
| erosion | process of gradually wearing away by glaciers, running water, waves, or wind |
| evaporates | changes from a liquid to a gas |
| exported | sent goods out of one country for sale and use in another |
| industrial | engaged in or connected with business, trade, or manufactured goods |
| recycled | processed or treated so it can be used again |
| tropics | regions near the equator that are also the hottest parts of the Earth |
| biodiversity | a wide variety of different species living together in one place |
| carbon dioxide | a colorless, odorless gas present in the atmosphere formed when carbon is burned and absorbed by plants to make plant tissue |
| tourism | the process of traveling for pleasure |
