[填空题]A-- global warming B -- air pollution
C -- littering D -- illegal hunting
E -- greenhouse effect F -- the polar icecaps melt
G -- acid rain H -- forest coverage
I -- sandstorm/dust storm J -- over-fishing
K -- destruction of natural habitats L- desertification
M -- to dump poisonous/harmful substances
N -- solar energy O -- renewable sources
P -- tropical rainforest Q -- bio-diversity
R -- economic growth and environmental conservation
S -- severe climate change T -- waste-water treatment plant

( ) 温室效应 ( ) 酸雨

[填空题]A-- global warming B -- air pollution
C -- littering D -- illegal hunting
E -- greenhouse effect F -- the polar icecaps melt
G -- acid rain H -- forest coverage
I -- sandstorm/dust storm J -- over-fishing
K -- destruction of natural habitats L- desertification
M -- to dump poisonous/harmful substances
N -- solar energy O -- renewable sources
P -- tropical rainforest Q -- bio-diversity
R -- economic growth and environmental conservation
S -- severe climate change T -- waste-water treatment plant

( ) 极地冰盖融化 ( ) 太阳能

[填空题]We can cut down global warming pollution by increasing our reliance on renewable energy source such as______.

[填空题]may give off more radiative pollution into the air than a nuclear plant

[单项选择] Air Pollution When people think about air pollution, they usually think about smog, acid rain, CFC’’s, and other forms of outdoor air pollution. But did you know that air pollution also can exist inside homes and other buildings It can, and every year, the health of many people is affected by chemical substances present in the air within buildings. A great deal of research on pollution is being conducted at laboratories and universities. The goals of the research are to find solutions and to educate the public about the problem. Two places where this type of work is being done are LBNL and the University of California, Berkeley. Let’’s take a closer look at the various types of air pollution, the effects that they have on people, and what is being (or not being) done to correct the problem. What Is Air Pollution Air is the ocean we breathe. Air supplies us with oxygen which is essential for our bodies to live. Air supplies us with o
A. Y
B. N
C. NG

[单项选择]
Why is there rapid growth in global air travel in the UK A. Ticket prices have been falling and their incomes rising. B. Aviation fuel is becoming less expensive. C. British people prefer to travel by plane.

[单项选择]A. The air pollution. B. The large population.
C. The destruction of forest. D. The Industrial Revolution.

[填空题]could contribute to global warming