Highly valued economically, ecologically and culturally, the white oak (Quercus alba) is a keystone forest species and is one ...

The pathogen that killed off the American chestnut arrived before 1900, carried on Japanese chestnut saplings imported for sale. The blight spread inexorably through America’s eastern forests and by ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...