Saturday 19 August 2017
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We're heading into risky geo-engineering territory
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PrintWith global warming nearing the tipping point, scientists are looking for ways out.
Geo-engineering might involve putting sulphur dioxide into the atmosphere (to reflect some incoming sunlight), spraying fine droplets of seawater into low-lying marine clouds to thicken them up (and reflect more sunlight), or painting the world’s roads and roofs white.
Published: Monday, 06/20/2011 12:00 am EDT
‘We are getting into very risky territory,” said Christiana Figueres, head of the UN Framework Convention on Climate Change, last week. But she acknowledged that we may have to go there anyway.
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