Greenhouse Gas

World leaders made both moral and practical progress in the debate on climate change this week.
U.S. President Barack Obama and Chinese President Xi Jinping announced additional commitments for both countries.
"Compared to what Republicans are doing, it's pretty damn good."
The automaker has made it that much harder for any company to convince people that it supports sustainability.
"We are a nation that continues to be dependent on fossil fuels."
The challenges are many, but the argument that we're on the verge of a renewable revolution is strong.
Thirteen of the world's largest energy companies support a climate deal that would limit warming to 2 degrees C.
Republican presidential candidate denies saying "by breathing we contribute to" climate change.
The state would be set up to reduce emissions 80 percent by 2050.