1)In fast many of the environmental problems that have received the most public  attention are even worse  than we thought-from destruction of the rain forest to______________________in the Arctic.

2) The main cause of the____________________is the industrial burning of coal and other fossil fuels the waste gases from which contain sulphur and nitrogen oxides which combine  whith atmosphere water to from acids.

3)________________________________is a long-term significant change in the climate of  an area or of  the earth usually seen as a result of human activity.

4)People have been looking for alternative sources of energy in order to avoid global______________________________

 

 

1) glaciers

2) acid rains

3) greenhouse effect

4) warming

Думаю как-то так))

1/  glaciers - ледники 

2/  acid rains - кислотные дожди

3/  greenhouse effect - парниковый эффект

4/  warming - потепление