News tagged with geoengineering

Testing geoengineering

Solar radiation management is a class of theoretical concepts for manipulating the climate in order to reduce the risks of global warming caused by greenhouse gasses. But its potential effectiveness and risks are uncertain, ...

Oct 26, 2011
3.7 / 5 (3) 1 | with audio podcast

Can we predict when and where rock will fall?

(PhysOrg.com) -- Falling rock shatters the tranquillity of Yosemite National Park about every 10 days, and occasionally leads to fatalities. What forces trigger a rockfall? Are there precursor signals that ...

May 18, 2010
5 / 5 (1) 1

Bright water proposal to cut global warming

(PhysOrg.com) -- A Harvard physicist has proposed the Earth could be cooled by pumping vast numbers of tiny bubbles into the sea to lower ocean temperatures and increase the water’s reflectivity. The same ...

Mar 29, 2010 report
3 / 5 (22) 19 | with audio podcast

Expert: Lift taboo on Earth engineering

(PhysOrg.com) -- The effects of climate change are so uncertain and potentially long-lasting that policymakers should begin examining options that include geoengineering, an area that has so far been off-limits, ...

Sep 23, 2009
3.2 / 5 (5) 2

Time to lift the geoengineering taboo

Hot on the heels of the Royal Society's Geoengineering the Climate report, September's Physics World contains feature comment from UK experts stressing the need to start taking geoengineering - deliberate interv ...

Sep 01, 2009
3.5 / 5 (11) 39
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