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Earth

Moving and shaking for 4.5 billion years

The physical processes that sculpt our Earth are dramatic — earthquakes, weather, volcanic eruptions, tectonic motions, climate change. Now, decades of research into the intricately intertwined system that links all oceans and freshwater, the atmosphere and our land is moving us forward toward a better understanding of our world. Here we watch it unfold.

What’s really in the stuff used to help put out wildfires?

Karin Heineman, Executive Producer

Behind the scenes of forecasting winter weather at the Olympics

Emilie Lorditch, Staff Writer

Scientists are braving Arctic winters to study carbon frozen in soil. They keep finding surprises -- all of them bad.

Nala Rogers, Staff Writer

Fish expend energy metabolizing drugs and personal products in fresh water.

Joel Shurkin, Contributor

Green plant could help clean up heavy metal contamination at industrial sites.

Brian Owens, Contributor

Soil bacteria are staggeringly diverse, but a few types are abundant nearly everywhere.

Nala Rogers, Staff Writer

Scientists battle fires with science.

Karin Heineman, Executive Producer

The solution flowing through the Keystone pipeline isn't just crude oil. Scientists are now learning what that means for spills.

Brian Owens, Contributor

Nitrogen isotopes show how nutrients leach out of septic tanks and into pond ecosystems.

Nala Rogers, Staff Writer

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