Too often viewed as degraded forests rather than valuable grasslands, savannas are threatened by carbon-storing afforestation programs that might not even work.

A new study shows just how important buildings can be for little brown bats, a once-common species ravaged by disease.

It’s often argued that logging trees killed by insects or diseases is beneficial for forests—but evidence is mounting that it causes long-term ecological disruption.

Pigeons are a symbol of urban life—so much so, in fact, that the condition of their bodies is a literal reflection of the environments they share with us.

As Earth warms and weather patterns become more variable, climate change could alter the biosphere in a little-appreciated way: by changing how it sounds.

The rarest, most endangered species get the most attention—but common species, including common plants, should not be overlooked.

For all its philosophical troubles, wilderness—big, contiguous places with minimal human footprints—is still enormously important to prevent extinctions.

People know that coral reefs are threatened by rising temperatures and acidifying water. But might artificial lights be causing problems, too?

The deep seas are truly Earth’s last frontier, faraway worlds of alien beauty of which only an infinitesimal fraction have been explored—and it’s time to start thinking about how to restore them.

How much time should be devoted to celebrating nature’s marvels, and how much to confronting their destruction?