The 6-1 ruling is a major, rare victory for climate activists, who have tried to use the courts to force action on activities they say are harming the planet.

An analysis of the Inflation Reduction Act's impact shows that for every $1 the government invested, the private sector spent nearly $5.50.

The U.S. leads the world in reducing carbon emissions over the past 15 years. It also leads the world in growing energy production. Here's why those two things are related.