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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]
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 .
The protected areas of the United States are managed by an array of different federal, state, tribal and local level authorities and receive widely varying levels of protection. Some areas are managed as wilderness , while others are operated with acceptable commercial exploitation .
The "North American Desert" is also the term for a large U.S. Level 1 ecoregion (EPA) [1] of the North American Cordillera, in the Deserts and xeric shrublands biome (WWF). The continent's deserts are largely between the Rocky Mountains and Sierra Madre Oriental on the east, and the rain shadow –creating Cascades , Sierra Nevada , Transverse ...
Native Americans cleared millions of acres of forest for many reasons, including hunting, farming, berry production, and building materials. [1] Prior to the arrival of European-Americans, about one half of the United States land area was forest, about 1,023,000,000 acres (4,140,000 km 2) estimated in 1630.
The top 10 U.S. cities for park access. 10. Honolulu, Hawaii. The capital of Hawaii has almost 65,000 total acres of green space, and 91% of that space is on natural lands.
Former Rep. Lee Zeldin, Trump's pick to lead the EPA, made $186,000 from paid op-eds and speeches. Some of those op-eds criticized climate policies and ESG. The former NY congressman also made ...
S. Sagebrush steppe; Sierra Madre Occidental pine–oak forests; Sierra Madre Oriental pine–oak forests; Snake River Plain (ecoregion) Snake–Columbia shrub steppe