Learn about Earth's biodiversity and natural resources. Plus: Explore national parks and state wilderness areas.
Which is more environmentally conscientious — living in the country or living in the city?
Audubon Society report shows that the populations of 20 common bird species declined by more than 50 percent over the last four decades.
It's not a good sign when there is cocaine and marijuana in your city's air.
Species adoption 101: If you love animals, you can "adopt" one to help save it from endangerment or extinction. You may not get to cuddle it, but you'll still feel warm and fuzzy.
You may think plain ol' water is about as innocent as it gets, but unfortunately it has become a very serious issue. Think twice about your usage.
How a vodka czar is saving the wild salmon.
Urban loggers find new uses for old landscaping.
Q&A with Kenyan environmentalist and Nobel Peace laureate, Wangari Maathai.
A paper in Conservation Biology concludes that strictly regulated trophy hunting in Africa could help endangered species’ populations rebound.
Kruger National Park, South Africa’s biggest wildlife reserve, can’t handle the increase in elephant herds.
A study shows that skiers, snowboarders and other outdoor enthusiasts are stressing some alpine inhabitants.
Some people are saying that seal hunters aren’t as dastardly as animal rights activists make them out to be.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.