More trees mean healthier neighborhoods, and a new map is helping the city of Chicago identify neighborhoods that could benefit from increased investment in street trees. Health geographer and data ...

Dr. Hannah Prather from Reed College collecting early morning twig samples of Douglas fir branches to assess plant water status across trees in the Portland metro area. MetroLab Network has partnered ...

Keep Indianapolis Beautiful, which plants 3,000 to 4,000 trees in the city each year, has been collecting and gathering data to help guide its planting plans for more than a dozen years. Now, it is ...

If a tree's rings are studied in a lab but no one hears them, do they make noise in the climate movement? An associate professor of oboe at the University of Arizona wondered. It led her to team up ...

Sixty miles east of Winslow, on the windswept plains of the Painted Desert, maroon-colored Triassic fossils recall a forest more than 200 million years old. Felled logs of the ancient conifer species ...

In the nineteenth and twentieth centuries, the Eastern Seaboard’s old-growth forests were cut down almost in their entirety. Today, trying to find a tree in this area that is more than two hundred ...