Sentences with phrase «ozone formation»

With hot, humid summers, the southeast is a particular hotspot for ozone formation.

Factors that affect ozone formation include heat, concentrations of precursor chemicals, and methane emissions.

Shows ozone formation and destruction in the normal stratosphere.

Summertime Photochemical Ozone Formation in Santiago de Chile.

Ground - level ozone formation increases under the hot and stagnant conditions that are expected to increase in a warmer world.

Aerosol optical property is essential to the tropospheric ozone formation mechanism while it was rarely measured in ozone - rich environment for a specific study.

Ground - level ozone formation increases under the hot and stagnant conditions that are expected to increase in a warmer world.

Abstract: Aerosol optical property is essential to the tropospheric ozone formation mechanism while it was rarely measured in ozone - rich environment for a specific study.

Plants emit more volatile organic compounds at higher temperatures, which can increase ozone formation if mixed with pollutants from human sources.

about Comprehensive study of emission source contributions for tropospheric ozone formation over East Asia

This paper develops a new theory of stratospheric ozone formation in situ at high latitudes, based upon tropospheric transport and conversion of paramagnetic oxygen.

FUV (126 - 200nm) also shows big variations in the 10 - 30 % range and is a very important player along with EUV for ozone formation in the stratosphere and mesosphere.

In 1990 amendments to the Clean Air Act, Congress gave the agency six months to make sure all emissions contributing to ozone formation were assigned up - to - date, accurate factors, and directed the EPA to review the numbers every three years thereafter.

Parts of the state are already exceeding U.S. EPA limits for ozone, and the oil and gas industry is a large contributor of the VOCs that lead to ozone formation.

This suggests that widespread use of the technology could contribute significantly to ozone formation.

«We're not clear yet on what components of these emissions are the biggest contributors to ozone formation or aerosol formation,» says Coggon, «so that's what we'll be trying to figure out.»

And within these individual time scaled cycles there is amplification and attenuation that they still don't understand — and there are differences in solar output on different cycles, for example when solar output is at one point, more / less UV, which effects the upper atmosphere and Ozone formation, and clouds, and can vary as much as 10 %, while the other wavelengths of light are less effected.

Some of the climate relevant reactions occur in this region producing atomic oxygen and nitric oxide that later play a large role in ozone formation / control at lower levels.

Several authors including (Solomon, 1982) and a good overall reference HERE have shown that great quantities of NO are diffused down to the mesosphere and stratosphere where they have great influence in ozone formation (negative).

On the other hand, in addition to its direct radiative impact, methane has a large, indirect radiative effect because it contributes to ozone formation.