Dan Lambe is the Chief Executive of the Arbor Day Foundation, an organization founded in 1972. Under Dan’s leadership, the Foundation has grown to become the largest nonprofit membership organization ...

Trees are "social creatures" that communicate with each other in cooperative ways that hold lessons for humans, too, ecologist Suzanne Simard says. Simard grew up in Canadian forests as a descendant ...

Anyone planning a tree plantation drive would do well to heed these words of wisdom from these groups that got on to the path ...

Question: We noticed a difference in the oak trees. Which one greens up first with the glossy leaves and which one produces all the fluffy stuff? Answer: Most years there it is a matter of weeks ...

In 2013, the city of Melbourne in Australia issued ID numbers and email addresses to its trees in order to allow citizens to report threats to trees' health and to guard them from vandalism. The ...