Trees are tall. Humans, relatively speaking, are not. And we're not the most agile climbers in the animal kingdom, either. But we are crafty, and we can out-think even the most wizened redwood. But ...

Instructions for making and using a tree measuring stick are available from publication FNR-4: How to Make and Use the Tree Measuring Stick. Those instructions call for blueprint paper, which can be ...

NASA would like you to take a picture of a tree, please. The space agency’s ICESat-2 satellite estimates the height of trees from space, and NASA has created a new tool for citizen scientists that can ...

“The results were excellent as the projected area of each tree was measured with 97% accuracy and minimum deviations on height data and estimated volume were observed in the studied fields”, explains ...

Q: I have an extremely large oak in my yard. The trunk base is about 7 feet in diameter and the height is 80 or 90 feet. Who can I contact for an accurate age of this tree? Also who can I contact ...