Polluted Plants
Monday,
Sep 02
Sep 02
The ozone layer is renowned for protecting Earth from harmful cosmic rays in the atmosphere, but when ozone is produced at the Earth's surface by exhaust pipes and industrial emissions, it is the main source of smog and air pollution. It’s easy to forget about the implicit exchange of oxygen and carbon dioxide between humans and vegetation. Even without all the aesthetic value of Earth’s greenery, there is still this ongoing symbiosis that must never be taken for granted. The U.K. study’s lead author, Lisa Emberson, describes the vital role plants traditionally play in moderating polluted air.
Source: http://news.nationalgeographic.com/news/2013/07/130722-plants-heat-wave-deaths-ozone-air-pollution-stomata-environment/
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