The move would overturn a 2024 Biden administration rule requiring power plants to control planet-warming pollution. The Trump administration says it could save power plants more than $300bn and 'unleash' American energy. Key points and original sources are listed below.

• The move would overturn a 2024 Biden administration rule requiring power plants to control planet-warming pollution.S1

• The Trump administration says it could save power plants more than $300bn and 'unleash' American energy.S2