The Bush administration must decide on whether to add polar bears to the endangered species list by May 16. Its answer may have serious consequences for the U.S. energy economy.

Listing polar bears as endangered could seal a cap-and-trade response to carbon emissions and end Arctic oil and gas exploration.

On May 14, Interior Secretary Dirk Kempthorne announced that the Department of the Interior had classified the polar bear as a threatened species, giving the bears protection under the Endangered Species Act (ESA). The decision was itself momentous, the first listing of a species under the ESA in which the...

Polar bear populations are not declining, which throws cold water on environmentalists' claims that we need to leave the Arctic untouched.

Should the polar bear be protected under the Endangered Species Act?

The listing of the polar bear as a threatened species under the Endangered Species Act will almost surely go down in history as the turning point in the global warming debate.

The hype over Knut the polar bearwill not help to diminish the deteriorating natural environment of his wild cousins, let alone prevent global warming.

The Bush administration should seriously consider the evidence before designating polar bears as a threatened species.