Proponents of efficiency standards argue that they save consumers and businesses money, reduce energy use, and reduce emissions. But families and businesses already understand how energy costs impact their lives and make decisions accordingly.

I cannot shy away from controversy. I don't know if it's my Irish blood, but I love it.

Critics play a dangerous game when they denounce the science and law EPA has used to defend clean air for more than 40 years. The American people know better.

I definitely challenge people. But hopefully, I am working harder than anybody else, and so people won't resent the fact that I want them to work hard, as well.

States with tremendous oil and natural gas reserves have the most to gain economically from proper regulation.

When discussing overall impacts on employment, it is important not to overlook the new technologies and industries that can be driven by pollution control standards.

There is no threshold level of fine particle pollution below which health risk reductions are not achieved by reduced exposure.