By Alejandro Lazo, In one of its most controversial decisions, California’s air board voted tonight to revamp a key climate ...

In this week's "Make Me Smart" newsletter, we explain the latest moves to establish a credible global market for carbon credits. Plus, we do the numbers on open enrollment and the rising cost of ...

Today, despite years of vocal opposition, the North Dakota Public Service Commission (PSC) approved Summit Carbon Solutions, ...

The Kyoto Protocol, an international agreement on climate change, was signed on January 11, 1997 in Kyoto, Japan to limit the ...