Climate

Using technology to keep carbon emissions in check
Renewable energy is only one of the steps toward achieving the goals set by the Paris climate deal. We take a trip around North America to explore other ways of keeping carbon out of the atmosphere.
Scientists see U.N. climate accord as a good start, but just a start
Many analyzing the deal hammered out in Paris say it's way better than no plan at all. But proof, they warn, will be in the execution of efforts to cap global temperature rise at 2 degrees C or less.
Between cheap gas and carbon caps, oil sands face uncertain fate
Canada's potentially lucrative oil sands business faces serious economic challenges. It has some concerned about its future as environmental critics look for ways to keep the oil in the ground.
Paris climate change negotiations to enter an extra day
Delegates from nearly 200 countries will continue to talk past the original Friday night deadline, and hope to have an agreement Saturday. Conflicts over money and oversight remain as sticking points.
Much of the world perplexed that climate debate continues in U.S.
The 20th century's biggest carbon emitter is also one of the few advanced democracies where climate change is not accepted as fact. This makes it hard for some to trust U.S. efforts on the issue.
For the Marshall Islands, the climate goal Is '1.5 to stay alive'
The islands have more to lose than most any country at the Paris climate summit. Some territory is already disappearing under rising seas. The foreign minister explains the predicament.