carbon dioxide emissions

Water gushes into a large stone tub in a green field

When groundwater comes to the surface, sunlight and air convert organic molecules to greenhouse gases. That’s going to be a problem as we will need this water more as the world warms.

Ocean

Researchers have discovered the cause of a highly corrosive deep-water current that once flowed through the North Atlantic Ocean, revealing important ramifications for the climate's sensitivity to carbon dioxide.