The proposal comes about a month after the Senate voted to ratify a global treaty that calls for gradually reducing the use and production of the chemicals.
In a bipartisan vote, lawmakers voted to join an international agreement to phase out the hydrofluorocarbons commonly found in refrigerators and air-conditioners.
The move on hydrofluorocarbons, which are hundreds of times as potent as carbon dioxide, comes just days after global climate talks wrapped up at COP26.
In a rare defiance of the Trump administration, key Senate Republicans joined Democrats Thursday in agreeing to phase down a set of chemicals widely used in air conditioners and refrigeration that is warming the planet.
