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建立人际资源圈Depletion_of_the_Ozone_Layer
2013-11-13 来源: 类别: 更多范文
Depletion of the Ozone Layer
The Depletion of the Ozone Layer
People throughout the world are voicing concern with the environment. Today, it is not unusual to read about environmental problems. One problem that is important to all of us is the depletion of the ozone layer. One question being asked is, does the depletion of the ozone cause a danger to our health' Many experts would say yes. Today, the ozone is depleting in the summer as well as in the winter and not just over Antarctica, but also over other countries such as the United States. Many countries are starting to take steps to help reduce the depletion of the ozone. However, all the countries in the world need to come together and do more.
"Ozone is a form of oxygen that is present in the Earth's atmosphere in small amounts (Brunnee 3)." The presence of ozone makes it possible for life on Earth. Ozone is made naturally by photochemical and discharge reactions (Brunnee 4). Photochemical production occurs when, " high energy radiation from the sun strikes ordinary oxygen molecules in the upper atmosphere." Lightening and
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