The Antarctic ozone hole is a region of extremely large ozone depletion that is roughly centered over the South Pole. Since 1979, the area coverage of the ozone hole has grown from near zer...
while both the Ozone depletion and the Ozone hole effects are different- they share a common causal process which is thought to be responsible for both. This is the effect of human-made atomic halogens.
Ozone is a form of oxygen whose molecule has three atoms, instead of two common oxygen. The third atom is what causes the gas we breathe is poisonous; mortal, if a small portion of this substance is aspirated. The creation and destruction of the ozone molecules happens continuously. The Ult...
试题来源: 解析 [答案] A [解析] 细节理解题。从第二段最后一句“ This is because the hole in the ozone layer has increased cold winds in Antarctica , making much of the continent surface colder than usual. ”可以得出答案。反馈 收藏
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. The hole over the Arctic shares the same causes as the one over the Antarctic. . Human activities are highly responsible for producing ozone-destroying chemicals. . The Montreal Protocol has successfully prevented new emissions. . Some new illegal emissions are to blame for the hole over the...
The ozone layer is a thin concentration of ozone gas that exists in the stratosphere. The ozone layer has been damaged in the past due to human production of chlorofluorocarbons (CFCs) and other fluorinated gases. However, due to a ban on these chemicals, the ozone layer is regenerating....
dominant causes of OVTP formation, according to most studies, are associated with dynamic effects. During summertime, the TP exerts a substantial thermal and dynamic influence on the surrounding atmospheric circulation18. As a result, the air in the lower troposphere, which contains lower ozone ...
The polluted water causes diseases and death. What is more, vegetation had been greatly reduced with the rapid growth of modern cities. To protect the environment, governments of many countries have done a lot. Legislative steps have been introduced to control air pollution, to protect the ...
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