A natural hope to help us in our unnatural ways?


Could plants help to slow the march of global warming?

It’s possible, suggests a new study, which finds that as climates warm around the world, plants may respond by releasing more aerosol particles into the atmosphere.

The research, published online April 28 in the journal Nature Geoscience, finds that these natural aerosols can fuel cloud formation, which may help cool a warming climate. [The Reality of Climate Change: 10 Myths Busted]

Aerosols are fine particles of solid or liquid matter, suspended in air. Most of the aerosol particles in Earth’s atmosphere come from human activities such as vehicle exhaust, according to the environmental blog The Carbon Brief. Volcanic eruptions also contribute some aerosols to the atmosphere.

But a small percentage of atmospheric aerosols come from living plants, according to a news release from the International Institute for Applied Systems Analysis (IIASA), which co-sponsored the study.

Plants release…

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