Decarbonizing the high seas

Why Germany is building an ark for US climate data

UN passes first declaration on sea level rise, protecting island nations’ sovereignty

How a warming climate threatens Africa’s endangered forest elephants

In remote Gabon, warmer nights and less rainfall may be preventing trees from growing the nutritious fruit the animals depend on.

Meet the solar industry’s new Republican evangelist

Former Minnesota Gov. Tim Pawlenty took the helm of the Solar Energy Industries Association this summer with a mandate to build durable political power.

A 100-year-old freezer rule has a hidden climate cost

Frozen food worldwide is still kept at −18°C (0°F). Raising that by just three degrees could avoid 17 million tons of emissions a year, and an 18-month study found most foods stay safe and tasty.

Engineers just mapped a narrow path to greener flying

Flying behind commercial jets, a team pinpointed the exact combination of fuel and engine technology that cuts both soot and the contrails warming the planet.