18 Results for

Geoengineering

Article

Stewart Brand warms up to nukes, geoengineering

A central figure in the environmental movement of the 1960s and 1970s, Brand now thinks people need to manipulate natural systems to forestall the effects of global warming.

By April 13, 2010

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Report: Geoengineering an option to limit climate change

Barring significant emissions reductions, U.K.'s national science academy sees engineering to remove greenhouse gases or absorb less solar radiation as a way to combat climate change.

By September 2, 2009

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Geoengineered cooling of planet would have 'perilous effects'

Trying to mimic the cooling effects of volcanic eruptions by injecting sulfur into the atmosphere would badly damage the ozone layer, an NCAR study concludes.

By April 25, 2008

Article

Big technology: Geo-engineering

A professor argues that it's possible to put a break on climate change by injecting sulfates above the stratosphere.

By January 22, 2008

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'Geoengineering': Space mirror over Greenland?

Shields in space, artificial volcanic eruptions, pumping carbon dioxide underground, ocean fertilization--all these "geoengineering" ideas are being discussed, says Harvard professor.

By November 19, 2007

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Report: Bill Gates funds climate, energy research

Science Magazine reports that Bill Gates has spent at least $4.5 million to fund academic energy and climate research, some of which touches on the controversial topic of geoengineering.

By January 27, 2010

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Algae-coated buildings touted as climate fix

In a report, the U.K.'s Institution of Mechanical Engineers concludes that artificial trees, algae-growing buildings, and white roofs offer the most promise.

By August 28, 2009

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Controversial climate fixes up for debate

Geoengineers are considering some drastic measures to slow global warming. Are they safe for the future?

By December 17, 2007

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Biochar for carbon storage comes under fire

Some companies are developing techniques for making charcoal as a way to store carbon underground, but a group of conservationist warn against large-scale use.

By April 6, 2009

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Researchers ask how best to engineer the planet

Time to assess different climate engineering approaches--be it injecting light-blocking particles in the atmosphere or artificial trees--say academics at an MIT symposium.

By October 31, 2009