As "megacities" grow in Africa and Asia, assuring residents long-term access to clean water may require a multidisciplinary approach.

Old growth forests are often famed for their beauty, cultural and historical significance. But there's more to old growth than just the age of the trees.

By mistaking a culture's history for fantasy, or by disrespecting the wealth of indigenous knowledge, we're keeping up a Columbian, colonial tradition.

Fish stocks are collapsing. But you can still enjoy your freshest local seafood without feeling too guilty—and here’s why.

Wildlife sighting business is booming. Here’s how to choose the tour operators that care about the animals.

Is constructing a fence along the Denmark/Germany border really the best way to keep wild pigs away from domestic pigs?