In Sequoia and Kings Canyon National Parks in California, trees that have persisted through rain and shine for thousands of years are now facing multiple threats triggered by a changing climate.

Their idea was simple: an eclipse is a profound event that inspires awe and collective behavior in both humans and other ...

When trees and soil fungi form close associations with each other, both partners benefit. Many tree species have further enhanced this cooperation by forming a concurrent symbiosis with two different ...

A minimum spanning tree of an undirected graph can be easily obtained using classical algorithms by Prim or Kruskal. A number of algorithms have been proposed to enumerate all spanning trees of an ...

Spanning 70 acres ... group has committed to planting 100,000 trees annually, solidifying its role in environmental conservation and setting a green example for the city.

Apples rank among the world's most valuable fruit crops, with production spanning ... trees require fewer resources to maintain and can produce more fruit in a smaller space. It's a perfect ...

Tiffany Shlain and Ken Goldberg pay homage to the ongoing human quest for knowledge by documenting its evolution through timelines inscribed in fallen tree fragments. Installation view of Tiffany ...

When the urban tree canopy expands by 1%, for example, nearby temperatures may ... across larger and larger sections of each city, spanning the neighborhood level, city level, and beyond.

like the American Elm Heritage Tree example used in the City Auditor’s report. However, the tree at the SW Portland location is not a Heritage Tree—it’s a street tree, and the responsibility ...