News tagged with aerosol

A question of atmospheres: On Earth and beyond

Scientists recently discovered the source of naturally occurring aerosol particles in Earth's atmosphere that play an important role in cloud formation. The particles in questions are known as 'climate-active ...

Apr 01, 2014
4.5 / 5 (8) 0

Chasing clouds on Venus

(Phys.org)—Clouds regularly punctuate Earth's blue sky, but on Venus the clouds never part, for the planet is wrapped entirely in a 20 km-thick veil of carbon dioxide and sulphuric dioxide haze.

Oct 08, 2012
5 / 5 (1) 1 | with audio podcast

No limits to human effects on clouds

Understanding how clouds affect the climate has been a difficult proposition. What controls the makeup of the low clouds that cool the atmosphere or the high ones that trap heat underneath? How does human ...

Jun 09, 2014
3.8 / 5 (10) 3

Cassini sees Titan cooking up smog

(Phys.org)—A paper published this week using data from NASA's Cassini mission describes in more detail than ever before how aerosols in the highest part of the atmosphere are kick-started at Saturn's moon ...

Feb 05, 2013
4 / 5 (5) 4 | with audio podcast

Conifer scent influences climate

(Phys.org) —Conifers emit volatile hydrocarbons, primarily terpenes, which we experience as the characteristic smell of the woods. In a complicated series of reactions involving ozone and sulfur dioxide, ...

Jan 09, 2014
4.7 / 5 (3) 1 | with audio podcast