Web23 hours ago · INDIANA – The Indiana Department of Environmental Management (IDEM) has issued an Air Quality Action Day (AQAD) and is forecasting high ozone levels for tomorrow, April 13, 2024, in the ... WebMay 11, 2024 · June 16, 2024 — Ozone is a pollutant at ground level, but very high in the atmosphere's 'ozone layer,' it absorbs damaging ultraviolet radiation. Past studies have examined ozone levels in the ...
Ground-level Ozone Pollution US EPA
WebApr 11, 2024 · The oil and gas industry accounts for almost half of Colorado’s ground-level ozone pollution, and the bill’s sponsors and supporters believe the legislation would lead to significant improvements. WebMay 13, 2024 · Ozone is found both at high altitude and ground level. High altitude ozone is beneficial because it shields the earth from the sun's ultraviolet radiation. Ground level ozone is harmful because it reacts with the mucus membranes of the respiratory system and causes inflammation. ctj jequie
Air Quality Health Advisory Issued for Long Island, New …
WebOn October 1, 2015, EPA strengthened the 8-hour ozone NAAQS to 0.070 ppm based on extensive scientific evidence about the effects of ozone on public health and welfare. Ground-level ozone is formed by a chemical reaction between VOCs and oxides of nitrogen (NOx) in the presence of sunlight. WebNov 18, 2010 · The Clean Air Act has helped: cut ground-level ozone, a dangerous component of smog, by more than 25 percent since 1980; reduce mercury emissions by 45 percent since 1990; reduce the main pollutants that contribute to acid rain, sulfur dioxide and nitrogen dioxide, by 71 percent and 46 percent, respectively since 1980; WebFeb 21, 2024 · Ground-level ozone is of particular importance because it is a respiratory toxic agent that can cause acute respiratory health effects when people breathe high concentrations of it over several hours. These effects include decreased lung function and pain with deep breaths, and aggravated asthma symptoms. ctjep