vocabulary

an area, often covered with sand or rocks, where there is very little rain and not many plants

a type of animal or plant that might stop existing because there are only a few of that type alive

Wastewater disposed of in a surface current (lakes, rivers, sea) without any treatment, causes serious pollution problems that affect flora and fauna.

the cutting down of trees in a large area, or the destruction of forests by people

a gas that causes the greenhouse effect, especially carbon dioxide

A material that has already done its job or fulfilled its mission is discarded as waste.

changes in the world's weather, in particular the fact that it is believed to be getting warmer as a result of human activity increasing the level of carbon dio

to increase in size, number, or importance, or to make something increase in this way

Fossil fuel

Global warming

catching too many fish in an area of the sea, so that there are not many fish left there

Country an area of land that has its own government, army, etc

an extremely large, round mass of rock and metal, such as Earth, or of gas, such as Jupiter, that moves in a circular path around the sun or another star

rain that contains large amounts of harmful chemicals as a result of burning substances such as coal and oil

harmful substances in the air, often consisting of waste from vehicles or industry

a type of animal or plant that might stop existing because there are only a few of that type alive

the result of a particular influence