Deforestation

More than 30,000 miles of roads were built in the part of the Amazon rain forest found in Brazil in just three years, a study that hopes to help aid efforts to stop deforestation has found.

While the Amazon may be the most famous rain forest in the world, it still holds many mysteries, including which tree species are the most common, which a new study has now identified.

The fires previously couldn't be seen by satellites.

Seeds are shrinking in Brazil's Atlantic Forest.

Guess which U.S. state spawned a worldwide tree-planting sensation.

The trees will be planted in 6 countries.

The program demonstrates that the decline is caused by several insects.

Deforestation could double the number of big floods in snowy regions in North America, a new study suggests.

Forested areas produce twice as much rain as deforested areas.

See cities expand and forests shrink.