Find a tall stick. That and one good eye are all the tools you’ll need. With the stick in hand, walk exactly 11 paces from the base of the tree and mark the spot by driving the stick into the ground.

In an old-growth tropical wet forest at La Selva, Costa Rica, we combined radiocarbon ($^{14}C$) dating and tree-ring analysis to estimate the ages of large trees of canopy and emergent species ...

Tornadoes, hurricanes, and other extreme windstorm events cause millions of dollars in structural damage and related losses each year. They can also significantly damage ecosystems systems, driving ...