Keeping your tires properly inflated is one of the simple things you can do to lower your carbon footprint and fuel costs, and also stay safe.

Maps show the vast range of the various spruce tree species that can be found throughout North America.

Here's how to identify certain deciduous trees by closely examining the characteristics of their leaves.

Temperate grasslands are savanna-like areas located on every continent except Antarctica. Learn about the animals and plants in this biome.

Learn how to identify different types of common trees with these leaf silhouettes, including maple, sweetgum, birch, oak, and more.

Locavore is the name given to people who take part in the growing local food movement. But what is a locavore, and where did the term come from?

Friends and enemies in the animal world tend to be pretty clear-cut. But as these unlikely pairs show, even Mother Nature doesn't set things in stone.

Learn what community-based tourism consists of and what countries are already participating in successful projects.

There are 145 National Forests in 41 states in the United States. Discover each of them, state-by-state.

Cupro is a byproduct of cotton and a vegan alternative to silk. Does that mean it's a sustainable fabric? Find out exactly how this material is made.

Yes, this is all about cute-overload. But if you're a regular cyclist and have a dog as your very best friend, the question will eventually hit you: How can you take your pooch along for the ride?

How Do Solar Lights Work? Types, Uses, and Environmental Impacts Discover your solar lighting options and which products are designed to last.