NASA: World Of Change: Environmental Change Detected With Satellite Imagery

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Link: World of Change : Feature Articles

 

Earth is constantly changing. Some changes are a natural part of the climate system, such as the seasonal expansion and contraction of the Arctic sea ice pack. The responsibility for other changes, such as the Antarctic ozone hole, falls squarely on humanity’s shoulders. Our World of Change series documents how our planet’s land, oceans, atmosphere, and Sun are changing over time.

 

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Link: Mapping The Arctic Ice Cap: 1979 - 2014