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

Behold the tundra biome. Characterized by extremely cold temperatures and treeless, frozen landscapes, the species here are marvels at adapting to the harsh climate.

Pinyon pine is a widely distributed pine that grows in the Intermountain region of western North America. It is a major indicator tree in the pinyon-juniper life zone. P. edulis is a short and ...

The Butternut tree (Juglans cinerea) grows rapidly on well-drained soils of hillsides and streambanks in mixed hardwood forests.

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

Northern white-cedar has also been called eastern white cedar and swamp-cedar. The name "arborvitae" meaning "tree of life" was given the tree and was the first North American tree to be ...

Cetaceans, the infraorder of aquatic mammals consisting of whales, dolphins, and porpoises, are some of the most unique animals on earth, but they are also some of the most endangered. Cetaceans ...

From Venezuela to South Africa, tropical and temperate rain forests are the most bio diverse ecosystems on Earth.

Cellulose tape is a transparent adhesive tape that happens to be biodegradable too. It is difficult to find, especially in the US. Almost all transparent tape sold here is made of acetate. One ...

Bay leaf is a delicious and fragrant herb. This guide will help you plant, grow, and harvest bay leaves right in your own backyard.

The Food and Agriculture Organization of the United Nations has maps of major world forests. These maps represent current global forest cover.

9 Fascinating Facts About Starfish These misnamed stars of the sea can be found in tidal pools and coral reefs, as well as among kelp beds and seagrass.