News tagged with levels

Predicting the shape of river deltas

The Mississippi River delta is a rich ecosystem of barrier islands, estuaries, and wetlands that's home to a diverse mix of wildlife—as well as more than 2 million people. Over the past few decades, the shape of the delta ...

dateJul 22, 2015 in Earth Sciences
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China air pollution levels fall: Greenpeace

Air pollution levels in China's cities improved in the first six months of this year, environmental campaign group Greenpeace said Wednesday, but remained far worse than global and domestic standards.

dateJul 22, 2015 in Environment
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