European ash is a significant tree commercially, ecologically, and culturally. It is currently
threatened by two invasive species, the fungus that causes ash dieback and

Agriculture is comprised of managed ecosystems, which can include forests, rangelands
and crops; these managed ecosystems are vital resources, providing a host

Biodiversity in and across food and agriculture systems provides tremendous value to present and future generations. However, across the world we are losing genes, species, and ecosystems faster than we can account for them.

Despite the importance of bees, there is a gap in the public's understanding of them.

Mulches provide many benefits for trees and shrubs.

The Workbook presents a step-by-step application of a risk management methodology to climate

The Red List of US Oaks report details for the first time the distributions, population trends, and threats facing all 91 native oak species in the U.S.

Island systems are among the most vulnerable to climate change, which is predicted to induce shifts in temperature, rainfall and/or sea levels.

Oak decline is a slow-acting disease complex that involves the interaction of biotic and abiotic factors such as climate, site quality and advancing tree age.

Crop wild relatives, the wild progenitors and closely related cousins of cultivated plant
species, are sources of valuable genetic resources for crop improvement. Persisting gaps