greenhouse gases

Lake Shasta

Reservoirs are sources of drinking water, hydropower and ... tons of greenhouse gases

Taken together, the world’s reservoirs have as big an impact on the Earth’s climate as the population of Canada.

Reservoirs are sources of drinking water, hydropower and ... tons of greenhouse gases
A bank of this lake thawed in the Gates of the Arctic National Park in Alaska, allowing the Okokmilaga River to cut through and drain it to sea.

Earth's biggest natural fridge is turning into a greenhouse gas machine

Earth's biggest natural fridge is turning into a greenhouse gas machine
An illustration from an 18th century history of the conquest of Mexico by the Spaniards.

How disease and genocide marked the start of the 'human age'

How disease and genocide marked the start of the 'human age'
The Houston Ship Channel stretches 52 miles from the Gulf of Mexico to the city of Houston. Sea levels have risen 2.2 feet over the last century at Galveston, the main barrier island protecting the Ship Channel from a big storm.

The 'Texas miracle' is fueling huge economic growth — and the climate change that may end it

The 'Texas miracle' is fueling huge economic growth — and the climate change that may end it
Researcher Tami Bond won a 2014 MacArthur Fellowship for her work investigating the sources of black carbon emissions.

A newly-minted 'genius' hopes to stop pollution from soot and smoke

A newly-minted 'genius' hopes to stop pollution from soot and smoke
Carbon dioxide emissions by country 2014

Is China the real target for Obama's sweeping new carbon rules?

The US is no longer the biggest greenhouse gas producer in the world. And Obama's aggressive new plan would only reduce global carbon levels by around one percent. So why is it being hailed? Because it could spur the rest of the world into action.

Is China the real target for Obama's sweeping new carbon rules?

Alt-meat lunch: In the Netherlands, a lab for low-impact alternatives to livestock

Demand for animal protein is surging, and so are the environmental costs of producing it. So researchers in the Netherlands are exploring alternatives to livestock, from insects to faux cuts of beef to lab-grown meat.

Alt-meat lunch: In the Netherlands, a lab for low-impact alternatives to livestock