Review Unit 9: Reading

Environmentap pollution is one of the ... of human activities on the earth.

The environmental pollution is the ... of some diseases that most people not know about.

(a)  

Most of air pollution ... the burning of fossil fuels, motor vehicles, factories and rockets

Air pollution can cause acid rain ... damages water, soil and vegetation

(a)  

Global warming, polar ice melting, rise of sea levels and loss of land is caused by

glass, aluminum cans, dust, and metal are some examples of ... waste

a long-term effect of soil pollution is ... vegetation

Dumping pollutants such as detergents, pesticides, oil, and other chemicals in rivers result in

Noise pollution is caused by annoying sounds of motor vehicles, r______, a_______ and j__ e______

(a)  

Noise pollution leads to stress, psycological and (a)   problems