On October 9th, 2017 EPA Administrator Scott Pruitt announced that the agency will take steps to repeal the Clean Power Plan, an Obama-era policy aimed at reducing carbon emissions from power plants and combating climate change.
While a repeal of the Clean Power Plan is not expected to be immediately implemented (it will go through a formal rulemaking process and will also face lawsuits), Congress can take action now by supporting measures that uphold the strategies of the Clean Power Plan and voting down those that undermine it.
The following link will give you:
Script to make the call
Phone number of your U.S. Representative, after you key in your address.