Sentences with phrase «nitrogen oxides they release»

In the United States the quantity of nitrogen oxides released in this way doubled between 1950 and 1973 (Postel 1987).

Acid rain: Also called acid precipitation or acid deposition, acid rain is precipitation containing harmful amounts of nitric and sulfuric acids formed primarily by sulfur dioxide and nitrogen oxides released into the atmosphere when fossil fuels are burned.

Acid rain develops when compounds like sulfur dioxide and nitrogen oxides released into the atmosphere combine with water and oxygen to form acidic pollutants such as sulfuric acid (EPA, 2012).

Not exact matches

... A number of scientific studies indicate that most global warming in recent decades is due to the great concentration of greenhouse gases (carbon dioxide, methane, nitrogen oxides and others) released mainly as a result of human activity... Doomsday predictions can no longer be met with irony or disdain.

Automobiles, power plants and industries release oxides of nitrogen into the atmosphere.

The United States released 6,511 million metric tons of CO2 equivalent in 2016 when CO2, methane, nitrogen oxides and fluorinated gases are added together.

In a paper released for discussion in the journal Atmospheric Chemistry and Physics, Crutzen calculated that 3 to 5 percent of the nitrogen in the fertilizers used to raise crops for biofuels could end up in the atmosphere as nitrous oxide, a potent, long - lived greenhouse gas.

South of East St. Louis, the industrial plants in Sauget release hundreds of tons of volatile organic matter, sulfur dioxide and nitrogen oxides each year.

The ConocoPhillips Wood River refinery also released nearly 5,000 tons of sulfur dioxide, 4,000 tons of nitrogen oxides and 2,000 tons of volatile organic matter, according to data from the U.S. Environmental Protection Agency.

And a Nobel - prize winning chemist has publicized his findings that biofuels made from nitrogen - thirsty plants (like corn and canola) actually produce a net increase in greenhouse gas emissions, because they release nitrous oxide during their production.

Fuel from the polluted site released more nitrogen oxides, which contribute to the formation of smog and ozone.

Zatko wanted to measure the release of nitrogen oxides from snow.

As it burns, large amounts of particulate matter, sulfur oxides and nitrogen oxides are released.

Data from three model systems support the hypothesis that L - arginine - derived nitrogen oxides (NOs) mediate insulin release stimulated by L - arginine in the presence of D - glucose and by the hypoglycemic drug tolbutamide.

When sulfur dioxide and nitrogen oxides are released from power plants and other sources, prevailing winds blow these compounds across state and national borders, sometimes over hundreds of miles.

Electric power plants that burn fossil fuels release hydrocarbons and nitrogen oxides.

Moreover, if the new rice supplies less carbon and other nutrients to the soil, farmers might eventually want to use more nitrogen - based fertilizers, resulting in the release of nitrous oxide, another strong greenhouse gas.

The software fooled EPA emissions testers into thinking that Volkswagen's diesel engines produced less emissions of nitrogen oxides than they released in the real world.

Potent greenhouse gases, such as nitrogen oxides produced by denitrifying bacteria in overfertilized Chinese farming lands or methane released by archaea in the millions of ruminant animals in Australia and New Zealand, may have contributed substantially to global warming.

They found that adding a bit of nitrogen oxide, released in combustion engine car exhaust, resulted in particles that trapped some heat.

It has also prevented more than 73 tons of carbon dioxide, 54 pounds of nitrogen oxide, 136 pounds of sulfur dioxide, and 700 milligrams of mercury from being released into the air.

This causes ammonia to be released, which in turn reduces the nitrogen oxides almost completely to harmless nitrogen and water in a downstream SCR catalytic converter.

Then large volumes of nitrogen will be released in to atmosphere, where natrual processes such as ligtening will convert nitrogen in to nitogen oxide gases, an almost 200 + times more poten greenhouse gas than CO2.

One should also pay attention to other greenhouse gases, particularly methane (from rice paddies, ruminant animal digestive processes, industrial processes, and distributed natural sources, some of which could be triggered to large releases by warming) and nitrous oxide (from the nitrogen cycle linking the atmosphere, plants, and bacteria, now exacerbated by extremely heavy use of nitrogenous fertilizers in agriculture; note, as does Vaclav Smil from the University of Manitoba, that fertilizer use is required to feed half the world's current population.

In mid-August, the Environmental Protection Agency is expected to make recommendations to the White House on how to reduce releases of nitrogen oxides, sulfur dioxide and mercury from power plants.

According to the U.S. Fish and Wildlife Service's Arctic National Wildlife Refuge, the machinery and equipment that workers use for drilling oil release an array of harmful air pollutants, including methane, particulate matter and nitrogen oxides.

This is due to a combination of particulate matter, sulphur dioxide and oxides of nitrogen that are released into the atmosphere when coal is burned.

But it's also the by - product of fossil fuel combustion, and when a refinery or power plant reduces its greenhouse gas emissions (by becoming more energy - efficient, for example), it also releases fewer smog - forming chemicals like nitrogen oxides, less of the sulfur dioxide and soot that can irritate lungs and cause respiratory disease, and fewer toxic emissions linked to cancer and neurological disorders.

The administration is likely to argue that cutting CO2 emissions from power plants would also be helping to reduce the release of respiratory irritants sulfur dioxide and nitrogen oxide.

Approximately 90 % of nitrous oxide is released into the atmosphere from nitrogen fertilizer production and nylon products manufacturing.

Nitrous oxide, a potent greenhouse gas also known as N2O, is released as a byproduct of the bacterial conversion of nitrogen in agricultural soils, the so - called nitrification and denitrification processes.

Automobile exhaust and industrial emissions release a family of nitrogen oxide gases (NOx) and volatile organic compounds (VOC), by - products of burning gasoline and coal.

Burning fossil fuels also release Sulphur dioxide and various nitrogen oxide.

Ozone is an odorless gas that is not directly emitted into the air but is created by chemical reactions between nitrogen oxides (NOx) and volatile organic compounds (VOC)-- which occur naturally but are also produced from the burning of fossil fuels and are released in the process of drilling for oil and natural gas.

In addition to greenhouse gases, tar sands operations release large volumes of acid rain - causing sulphur dioxide and nitrogen oxides into the environment.

The mining and extraction process releases sulfur oxides, nitrogen oxides, hydrocarbons, and fine particulate matter into the atmosphere.

In freshwater systems, acidifying depositions occur following the release of nitrogen oxides (NOx) and sulfur dioxide (SO2) into the atmosphere, mainly from the combustion of fossil fuels, which then may fall in dry or wet form.

Coal combustion releases sulfur dioxide (SO2) and nitrogen oxides (NOx), which react with water and oxygen to form acid rain.

Particles of partly burned fuel, sulphur dioxide, oxides of nitrogen, mercury, and other substances harmful to health are released following the burning of fossil fuels.

Proven harmful substances released into the atmosphere by the burning of fossil fuels include: particulate matter, sulphur dioxide, oxides of nitrogen, carbon monoxide and mercury; among others.