Is property right protection vital for development and conservation in Zimbabwe and the rest of Africa?

President Obama’s all-of-the-above strategy isn’t a policy change, it’s just a lie.

If the Endangered Species Act were applied uniformly to all of the species in the US that are potential candidates for its reach, Congress would swiftly repeal it. The act's potential costs are often too high to enforce aggressively.

Not many people noticed during the run up to the Iowa caucuses and last year's payroll tax fight that a far more important, and potentially game-changing, resolution passed the Senate at the end of 2011.

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...

"Big Oil" is not to blame for the skyrocketing price of oil. Rather, domestic energy policy and international instability are to blame for rising prices.

Reform is crucial if we are to achieve the Endangered Species Act's ambitious goals and conserve the world’s endangered plants and animals.

Many environmentalists claim that natural resources are running out, species are being driven to extinction at alarming rates, and, in general, that the state of the environment is spiraling out of control--but are these claims true? Not according to Bjorn Lomborg, a professor of statistics and former member of Greenpeace....