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A widely accepted approach to assess extinction risk, and a key source of data underpinning the IPBES report, is the IUCN Red List of Threatened Species (hereafter Red List).
Historic urban grasslands include greenspaces of historic value designed for passive and active recreation in the human built environment.
Needlecast and needle blight are terms applied to a variety of foliage disorders of many coniferous species. These diseases are usually more severe on young trees or on trees growing outside of their natural range.
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.
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.
Urbanization is a large driver of biodiversity globally.
This webinar was brought to you by the Natural Areas Association.
Presented by Sarah Wurzbacher, Forestry Extension Educator, Penn State University.
Oaks are critical to the health and function of forest and shrubland habitats in the United States, but many native oaks are threatened with extinction in the wild.
This publication provides forest resource statistics contributing to the 2020 Resources Planning Act (RPA) Assessment to provide current information on the Nation’s forests.
Fact Sheets & Plant Guides is a partnership of the National Plant Data Team and the Plant Materials Program. Fact Sheets provide brief descriptions of a plant, its uses, and cultural recommendations. Plant Guides are similar but more extensive.