http://geo-engineering.gather.com Recent Articles on Gather by Geo-engineering en-us Copyright Gather Inc 2009 Thu, 07 Jan 2010 19:09:13 GMT 2010-01-07T19:09:13Z en-us Copyright Gather Inc 2009 http://www.gather.com/images/header/logo_gather.gif http://www.gather.com/ http://www.gather.com/viewArticle.action?articleId=281474977849086&grpId=3659174697250716&nav=Groupspace A team of recent Massachusetts Institute of Technology (MIT) graduates have made roof tiles that change color with temperature, as described in MIT News . The tiles turn white in hot weather and . . . Mon, 12 Oct 2009 02:53:24 GMT http://www.gather.com/viewArticle.action?articleId=281474977849086&grpId=3659174697250716&nav=Groupspace Sam Carana 2009-10-12T02:53:24Z http://www.gather.com/viewArticle.action?articleId=281474977821494&grpId=3659174697250716&nav=Groupspace Large-scale afforestation, in the form of bringing vegetation into the desert by means of desalinated water, is proposed by a team of scientists. A study by Leonard Ornstein, a cell biologist at the Mount . . . Tue, 22 Sep 2009 07:23:59 GMT http://www.gather.com/viewArticle.action?articleId=281474977821494&grpId=3659174697250716&nav=Groupspace Sam Carana 2009-09-22T07:23:59Z http://www.gather.com/viewArticle.action?articleId=281474977773083&grpId=3659174697250716&nav=Groupspace Below are some of my favorite groups at Gather. Feel invited to join one or more of them - you're most welcome to post relevant content. What are your favorite groups? Feel encouraged to mention your . . . Fri, 14 Aug 2009 02:08:34 GMT http://www.gather.com/viewArticle.action?articleId=281474977773083&grpId=3659174697250716&nav=Groupspace Sam Carana 2009-08-14T02:08:34Z http://www.gather.com/viewArticle.action?articleId=281474977698826&grpId=3659174697250716&nav=Groupspace UN Climate Change Talks (June 1 to 12) have started with first draft negotiating texts being tabled in Bonn, Germany. More than 4,000 participants are attending the gathering, including government delegates, . . . Tue, 02 Jun 2009 08:12:43 GMT http://www.gather.com/viewArticle.action?articleId=281474977698826&grpId=3659174697250716&nav=Groupspace Sam Carana 2009-06-02T08:12:43Z http://www.gather.com/viewArticle.action?articleId=281474977694147&grpId=3659174697250716&nav=Groupspace What will power your next car? Will it be gasoline, diesel, perhaps mixed with biofuel? Or will it be electricity? In case electricity will power your next car, how will it be produced? From coal, natural . . . Thu, 28 May 2009 13:21:28 GMT http://www.gather.com/viewArticle.action?articleId=281474977694147&grpId=3659174697250716&nav=Groupspace Sam Carana 2009-05-28T13:21:28Z http://www.gather.com/viewArticle.action?articleId=281474977688104&grpId=3659174697250716&nav=Groupspace Will America be a desert by 2100? Or Africa, India or China, for that matter? Chances are, according to MIT projections , that global median surface temperature will rise by 9.4 o F (5.2 o C) by 2100, . . . Thu, 21 May 2009 12:32:35 GMT http://www.gather.com/viewArticle.action?articleId=281474977688104&grpId=3659174697250716&nav=Groupspace Sam Carana 2009-05-21T12:32:35Z http://www.gather.com/viewArticle.action?articleId=281474977669917&grpId=3659174697250716&nav=Groupspace NASA scientists are proposing algae bags as a way to produce renewable energy that does not compete with agriculture for land or fresh water. It uses algae to produce biofuel from sewage, using nutrients . . . Thu, 30 Apr 2009 06:09:35 GMT http://www.gather.com/viewArticle.action?articleId=281474977669917&grpId=3659174697250716&nav=Groupspace Sam Carana 2009-04-30T06:09:35Z http://www.gather.com/viewArticle.action?articleId=281474977660702&grpId=3659174697250716&nav=Groupspace On 28 March, President Obama announced the launch of the Major Economies Forum on Energy and Climate (MEF). A preparatory session will be held at the US Department of State on April 27-28 in Washington, . . . Mon, 20 Apr 2009 05:01:36 GMT http://www.gather.com/viewArticle.action?articleId=281474977660702&grpId=3659174697250716&nav=Groupspace Sam Carana 2009-04-20T05:01:36Z http://www.gather.com/viewArticle.action?articleId=281474977620059&grpId=3659174697250716&nav=Groupspace Climate Congress, Copenhagen, 10-12 March, 2009 Open letter to Dr Rajendra K. Pachauri, IPCC chair Dear Dr Pachauri, The Climate Congress presents an important opportunity to present all facets . . . Wed, 11 Mar 2009 01:30:01 GMT http://www.gather.com/viewArticle.action?articleId=281474977620059&grpId=3659174697250716&nav=Groupspace Sam Carana 2009-03-11T01:30:01Z http://www.gather.com/viewArticle.action?articleId=281474977595981&grpId=3659174697250716&nav=Groupspace The Intergovernmental Panel on Climate Change (IPCC) has in many respects underestimated the severity of global warming and the speed at which it strikes. "From 2000 to 2007, greenhouse gas emissions . . . Mon, 16 Feb 2009 03:31:32 GMT http://www.gather.com/viewArticle.action?articleId=281474977595981&grpId=3659174697250716&nav=Groupspace Sam Carana 2009-02-16T03:31:32Z http://www.gather.com/viewArticle.action?articleId=281474977571131&grpId=3659174697250716&nav=Groupspace While the weather has been cold in some places over the past few months, the year 2008 was among the ten warmest years in the period of instrumental measurements, which extends back to 1880.  The . . . Thu, 22 Jan 2009 10:52:25 GMT http://www.gather.com/viewArticle.action?articleId=281474977571131&grpId=3659174697250716&nav=Groupspace Sam Carana 2009-01-22T10:52:25Z http://www.gather.com/viewArticle.action?articleId=281474977561808&grpId=3659174697250716&nav=Groupspace Cycle A:  Inorganic Waste We're all familiar with the idea that we're running out of scarce resources. We just cannot continue to keep drilling and mining for more fossil fuel, metals . . . Tue, 13 Jan 2009 10:34:55 GMT http://www.gather.com/viewArticle.action?articleId=281474977561808&grpId=3659174697250716&nav=Groupspace Sam Carana 2009-01-13T10:34:55Z http://www.gather.com/viewArticle.action?articleId=281474977540832&grpId=3659174697250716&nav=Groupspace When it's hot, should you turn on the car's air-conditioner? As many will have experienced, driving with the air-conditioner on can increase fuel consumption by 10% or more. Yet, especially . . . Sat, 20 Dec 2008 11:54:29 GMT http://www.gather.com/viewArticle.action?articleId=281474977540832&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-12-20T11:54:29Z http://www.gather.com/viewArticle.action?articleId=281474977517006&grpId=3659174697250716&nav=Groupspace As California recovers from wildfires , a study by researchers at University of California-Berkeley finds that global warming will have a broad and devastating impact on California's economy over . . . Tue, 25 Nov 2008 05:49:41 GMT http://www.gather.com/viewArticle.action?articleId=281474977517006&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-11-25T05:49:41Z http://www.gather.com/viewArticle.action?articleId=281474977513466&grpId=3659174697250716&nav=Groupspace A $1 billion plan proposed by Better Place for the San Francisco Bay Area has been endorsed by the Bay Area's big-city mayors, including San Francisco Mayor Gavin Newsom, Oakland Mayor Ron Dellums . . . Fri, 21 Nov 2008 10:08:02 GMT http://www.gather.com/viewArticle.action?articleId=281474977513466&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-11-21T10:08:02Z http://www.gather.com/viewArticle.action?articleId=281474977510848&grpId=3659174697250716&nav=Groupspace Extract: As we shift away from fossil fuel and as the number of wind turbines increases, more and more people are calling for a Supergrid - high capacity links carrying electricity between the major . . . Wed, 19 Nov 2008 12:41:05 GMT http://www.gather.com/viewArticle.action?articleId=281474977510848&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-11-19T12:41:05Z http://www.gather.com/viewArticle.action?articleId=281474977486271&grpId=3659174697250716&nav=Groupspace Professor David Keith of the University of Calgary is working on a device that removes carbon dioxide (CO 2 ) directly from ambient air. Keith has built a tower, 4 feet wide and 20 feet tall, . . . Thu, 23 Oct 2008 12:23:53 GMT http://www.gather.com/viewArticle.action?articleId=281474977486271&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-10-23T12:23:53Z http://www.gather.com/viewArticle.action?articleId=281474977469167&grpId=3659174697250716&nav=Groupspace Last month, Hawaii received $1.7 million in grants to modernize its electric grids to accommodate an influx of renewable energy, with an eye toward electric cars. Why Hawaii? The geothermal power . . . Mon, 06 Oct 2008 07:56:33 GMT http://www.gather.com/viewArticle.action?articleId=281474977469167&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-10-06T07:56:33Z http://www.gather.com/viewArticle.action?articleId=281474977421099&grpId=3659174697250716&nav=Groupspace Off-shore drilling is a stunt! The perceived need for off-shore drilling is a stunt designed to make it look as if McCain was making efforts to lower oil prices. Oil companies have until now rarely even . . . Thu, 14 Aug 2008 02:21:18 GMT http://www.gather.com/viewArticle.action?articleId=281474977421099&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-08-14T02:21:18Z http://www.gather.com/viewArticle.action?articleId=281474977411652&grpId=3659174697250716&nav=Groupspace Two studies published in the July 31 issue of Science help open the door to the hydrogen economy by eliminating the need for platinum in electrolyzers and fuel cells. Hydrogen can be produced . . . Sat, 02 Aug 2008 01:07:30 GMT http://www.gather.com/viewArticle.action?articleId=281474977411652&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-08-02T01:07:30Z http://www.gather.com/viewArticle.action?articleId=281474977334443&grpId=3659174697250716&nav=Groupspace Why action needs to be taken It has been known for decades that global warming is a problem. Over time, it has become increasingly clear that greenhouse gas emissions must be reduced to avoid catastrophe. . . . Tue, 29 Apr 2008 04:08:24 GMT http://www.gather.com/viewArticle.action?articleId=281474977334443&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-04-29T04:08:24Z http://www.gather.com/viewArticle.action?articleId=281474977379604&grpId=3659174697250716&nav=Groupspace Since July 2007, a program called Vélib' has dotted Paris with 10,000 electric hire-bicycles, stationed in 750 bike ranks. To drive them, you'll need a one-year membership, which can . . . Sun, 22 Jun 2008 12:21:13 GMT http://www.gather.com/viewArticle.action?articleId=281474977379604&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-06-22T12:21:13Z http://www.gather.com/viewArticle.action?articleId=281474977277617&grpId=3659174697250716&nav=Groupspace As is now abundantly clear, we cannot continue releasing emissions into the atmosphere as we have done in the past. Emissions should be cut dramatically everywhere around the world, the sooner the . . . Fri, 07 Mar 2008 01:09:36 GMT http://www.gather.com/viewArticle.action?articleId=281474977277617&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-03-07T01:09:36Z http://www.gather.com/viewArticle.action?articleId=281474977359327&grpId=3659174697250716&nav=Groupspace The Earth's soil can act as a huge carbon sink. One way to store more carbon is by inserting AgriChar into the soil, i.e. carbon produced from biowaste. Another way is to store carbon in the soil . . . Mon, 02 Jun 2008 07:37:39 GMT http://www.gather.com/viewArticle.action?articleId=281474977359327&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-06-02T07:37:39Z http://www.gather.com/viewArticle.action?articleId=281474977358028&grpId=3659174697250716&nav=Groupspace On June 25, 2003, the United States and the European Union agreed to collaborate on the acceleration of the development of the Hydrogen Economy. Billions of dollars were earmarked for development of . . . Sat, 31 May 2008 06:26:50 GMT http://www.gather.com/viewArticle.action?articleId=281474977358028&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-05-31T06:26:50Z http://www.gather.com/viewArticle.action?articleId=281474977347848&grpId=3659174697250716&nav=Groupspace Some people say that world population is "exploding" and that "overpopulation should be tackled", supposedly to deal with both food shortages and global warming. OK, the pope has a . . . Sun, 18 May 2008 04:39:15 GMT http://www.gather.com/viewArticle.action?articleId=281474977347848&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-05-18T04:39:15Z http://www.gather.com/viewArticle.action?articleId=281474977351060&grpId=3659174697250716&nav=Groupspace Rising Sun for Electric Cars Originally published 04/22/08 (Earth Day) by Roy Morrison in Policy Innovations Earth Day 2008 is a time to ask: Is my sustainability work consonant . . . Thu, 22 May 2008 11:32:59 GMT http://www.gather.com/viewArticle.action?articleId=281474977351060&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-05-22T11:32:59Z http://www.gather.com/viewArticle.action?articleId=281474977347443&grpId=3659174697250716&nav=Groupspace World biodiversity has declined by almost one third in the past 35 years due mainly to habitat loss and the wildlife trade, according to a Reuters report on the World Wide Fund for Nature (WWF), and . . . Sat, 17 May 2008 14:12:50 GMT http://www.gather.com/viewArticle.action?articleId=281474977347443&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-05-17T14:12:50Z http://www.gather.com/viewArticle.action?articleId=281474977338709&grpId=3659174697250716&nav=Groupspace OptiSolar is developing a 550-megawatt photovoltaic solar farm on the northwestern corner of Carrisa Plains, some 100 miles north of Los Angeles. The project will produce enough electricity to power . . . Mon, 05 May 2008 01:41:26 GMT http://www.gather.com/viewArticle.action?articleId=281474977338709&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-05-05T01:41:26Z http://www.gather.com/viewArticle.action?articleId=281474977338833&grpId=3659174697250716&nav=Groupspace We may soon have a national surcharge on drink containers. The idea is that this will encourage people to recycle drink bottles and cans. When the bottles and cans are brought to recycling centers, the . . . Mon, 05 May 2008 08:15:43 GMT http://www.gather.com/viewArticle.action?articleId=281474977338833&grpId=3659174697250716&nav=Groupspace Sam Carana 2008-05-05T08:15:43Z