Sentences with phrase «organic aerosols when»

With 18 different scenarios tested, the team calculated a range of peak formation of secondary organic aerosols when typical concentrations of limonene were introduced to ozone - rich environments with a range of air exchange rates.

Not exact matches

They also play a role in the formation of secondary organic aerosols — air pollutants produced when sunlight, organic molecules and airborne chemicals come together and interact.

When volatile organic compounds oxidize, not all will become aerosols.

When isoprene is in the presence of human - made sulfate particles it transforms into atmospheric organic aerosol particles.

Secondary organic aerosols, or SOAs, are created when hydrocarbon gases, given off by everything from pine trees to snow blowers, undergo a series of chemical reactions in the atmosphere to produce particles.

Analyses of the ground and aircraft data performed by Setyan et al. (2012), Shilling et al. (2013), and Kleinman et al. (2016) showed that organic aerosol production increased when human - caused emissions from Sacramento mixed with air rich in isoprene, an organic compound wafting from many plants that originate in the area's foothills.

Recently, the team tackled how the particles, called secondary organic aerosols (SOAs), evaporate when the relative humidity is high.

The brownish color of the cloud (which is visible when looking at the horizon) is due to absorption of solar radiation at short wavelengths (green, blue, and UV) by organic and black carbon aerosols as well as by NOx.

Increased biomass can lead to increased emissions of biogases such as dimethyl sulfide and isoprene, which when oxidized in the atmospheric form sulphate and organic aerosols that can nucleate clouds, increasing cloud cover and planetary albedo — the CLAW Hypothesis.