Learn about Earth's biodiversity and natural resources. Plus: Explore national parks and state wilderness areas.
Coyotes in the Bronx, deer near the Capitol, mountain lions by the pool — wildlife returns to check out the old neighborhood.
How toxic chemicals are turning male frogs into females.
Pine bark beetles are killing millions of acres of pine trees throughout the American West.
To the ornithological world, the age of now 14-year-old Spencer Hardy is irrelevant to the phenomenon he helped document.
Investing in hemp lightens your environmental footprint, and supports a truly sustainable industry.
Countless animals have been rescued, adopted, fed and loved by animal rights activists, whose concentrated efforts date back to the early 19th century.
It's time to turn our attention to coral before it's too late.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.