You can’t say that.” Because the trees were destroyed before Smith could see them, “We were never able to get a regulatory sample with a proper chain of custody to test these trees,” she said.

This California forest has a tree that’s nearly 5,000 years old. But its location is a closely guarded secret Scientists believe the famed ‘Methuselah tree’ was alive before the foundation ...

Most people notice when a tree looks unhealthy, but professional arborists can detect problems months or even years before visible symptoms appear. Using advanced diagnostic techniques and scientific ...

Sometimes the data that scientists need to accelerate conservation and climate solutions can be hard to come by. That’s where Adventure Scientists comes in. The nonprofit mobilizes outdoor enthusiasts ...