The Senate ratified a United Nations climate treaty Wednesday, binding the U.S. to an agreement to phase out the use of a key chemical found in home appliances.
The Senate voted on a bipartisan basis Wednesday to approve the Kigali Amendment, a global climate deal that calls for the phasedown of potent greenhouse gas refrigerants known as hydrofluorocarbons.
The Senate is moving to ratify a climate treaty that would formally phase down the use of industrial chemicals found in air conditioners and refrigerators.