As he prepares to leave office, President Joe Biden has submitted a new U.S. emissions-reduction target to the U.N., committing the country to cutting its greenhouse gas emissions economywide by 61 to 66% below 2005 levels by 2035.

Can climate policy dominated by interest-group politics be in the public good?  What we have seen up to now says no, says regulatory economist Kenneth Costello.  

The 27th Conference of the Parties kicked off Sunday in Sharm el-Sheikh, Egypt, with stirring and urgent calls to action.

A new report from the U.N. came to a stark conclusion: Climate change is irreversible, and unprecedented international cooperation is needed to mitigate it.