In both the nitrogen oxide and mercury rules, the Environmental Protection Agency is correctly leaving permit allocation decisions to the states.

AEI scholars Kenneth P. Green and Steven F. Hayward are available to comment on the outcome of upcoming vote on a resolution that would essentially strip the Environmental Protection Agency of its ability to regulate greenhouse gas emissions.

In both the nitrogen oxide and mercury rules,Maryland shouldconsider using auctions as a means of raising revenue to reduce economically harmful tax rates.

Chinese officials are scrambling to save children's lives from its latest food scare--contaminated milk products.

The hysteria of the media and the political class over the Deepwater spill could have second-order environmental impacts that could be cumulatively worse than the spill itself, both for the Gulf and for other environmental arenas.

Ethanol is a losing proposition, but fuels from algae may be the path to cutting our dependence on imported oil.

Contrary to popular belief, vastly expanding our use of ethanol fuel would increase food prices, greenhouse gas emissions, and local air and water pollution.