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PRI's The World

September 04, 2017 · 5:15 PM EDT

By Carolyn Beeler

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In Science, Tech & EnvironmentEnvironment.

Tagged: North AmericaCanadaUnited States.

Climate Change

Concrete production uses a ton of sand and emits a lot of carbon. Here are some greener alternatives.
A global sand grab is wrecking ecosystems and communities around the world
As China gets tough on recycling, will America get cleaner?
When corporations take credit for green deeds their lobbying may tell another story
Scientists detected a spike in ozone-depleting chemicals. They'll use the Montreal Protocol to stop the pollution.

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Climate Change

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