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International Space Station image taken on September 11, 2001, with the smoke plume rising from Lower Manhattan and extending over Brooklyn (Expedition 3 crew). Within seconds of the collapse of the World Trade Center in the September 11 attacks, building materials, electronic equipment, and furniture were pulverized and spread over the area of the Financial District of Lower Manhattan.
The United States Environmental Protection Agency September 11 attacks pollution controversy was the result of a report [1] released by the Office of the Inspector General of the United States Environmental Protection Agency (EPA) in August 2003 which said the White House pressured the EPA to delete cautionary information about the air quality in New York City around Ground Zero following the ...
An air quality index (AQI) is an indicator developed by government agencies [ 1 ] to communicate to the public how polluted the air currently is or how polluted it is forecast to become. [ 2 ][ 3 ] As air pollution levels rise, so does the AQI, along with the associated public health risk. Children, the elderly and individuals with respiratory ...
The Environmental Performance Index ( EPI) is a method of quantifying and numerically marking the environmental performance of a state's policies. This index was developed from the Pilot Environmental Performance Index, first published in 2002, and designed to supplement the environmental targets set forth in the United Nations Millennium ...
You can track air quality in your area in our map, in most weather apps, weather websites, the Florida Department of Environmental Protection's Air Quality Today map, or the EPA's AirNow.gov site.
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]
v. t. e. The environmental policy of the Joe Biden administration includes a series of laws, regulations, and programs introduced by United States President Joe Biden since he took office in January 2021. Many of the actions taken by the Biden administration reversed the policies of his predecessor, Donald Trump.
National Ambient Air Quality Standards. US counties that are designated "nonattainment" for the Clean Air Act's NAAQS, as of September 30, 2017. The U.S. National Ambient Air Quality Standards ( NAAQS, pronounced / ˈnæks / naks) are limits on atmospheric concentration of six pollutants that cause smog, acid rain, and other health hazards. [ 1]