The action would cut consumer costs, while slashing emissions, according to the agency.
"We should be upping our exports of natural gas to this region," the GOP lawmaker said.
"We want to leave the world better than we found it," said Apple CEO Tim Cook.
Petroleum group argues new rules will raise costs.
A new think tank report claims that the American electric grid needs to be better protected from the threat of cyber attacks.
Protest leaders estimated 1,000 people participated.
The agency's chief promised to listen to industry concerns over proposed rules for plants.
The Energy Department announced new energy efficiency standards Friday for commercial refrigerators.
Republican leaders in the House next week will call up several energy bills that Majority Leader Eric Cantor (R-Va.) said are a response to the rising cost of heating people's homes.
The two Dems are concerned there was a conflict of interest in the State Dept.’s analysis.