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Threatened species are animals and plants that are likely to become endangered in the foreseeable future. Identifying, protecting, and restoring endangered and threatened species and subspecies are the primary objectives of the U.S. Fish and Wildlife Service's endangered species program. [1]
In the United States, the EPA and the United States Geological Survey (USGS) are the principal federal agencies working with the CEC to define and map ecoregions. Ecoregions may be identified by similarities in geology , physiography , vegetation , climate , soils , land use , wildlife distributions, and hydrology .
As of November 1, 2009, the United States Fish and Wildlife Service listed approximately 1,200 animals as endangered or threatened in North America.. Note: This list is intended only for species listed as endangered under the United States Endangered Species Act (ESA) and the United States Fish and Wildlife Service, not species listed as endangered by other countries or agencies such as the ...
The Western Gulf Coastal Plain is a Level III ecoregion in the US Environmental Protection Agency's scheme of US ecoregions. It is roughly coextensive with the Western Gulf coastal grasslands, with the important exception that the EPA-defined area terminates at the national boundary, while the natural ecoregion extends into northeastern Mexico.
It is the highest and driest region of the Western Corn Belt Plains, as it rises to meet the Northern Glaciated Plains (46) of the Dakotas. Although loess covers almost all of the broad upland flats, ridges, and slopes, minor glacial till outcrops occur near the base of some of the side slopes. Silty clay loam soils have developed on the loess.
List of threatened and endangered arthropods, including insects, arachnids, and crustaceans under the United States Endangered Species Act as of October 2013. [1] Key to Listing Status codes: [2] E - Endangered. An animal or plant species in danger of extinction throughout all or a significant portion of its range. T - Threatened. An animal or ...
The Environmental Protection Agency (EPA) is an independent agency of the United States government tasked with environmental protection matters. [2] President Richard Nixon proposed the establishment of EPA on July 9, 1970; it began operation on December 2, 1970, after Nixon signed an executive order . [ 3 ]
Cuscuta pacifica var. papillata, a parasitic plant found only in the salt marshes of Mendocino county; Eriogonum kelloggii, a species of buckwheat found only on Red Mountain near Leggett; Harmonia guggolziorum, a flowering aster found in two locations near Hopland; Limnanthes bakeri, a meadowfarm plant known in only 20 locations near Willits