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Pre-industrial rise in greenhouse gases had natural and anthropogenic causes
2013-11-22 16:59:00| Climate Ark Climate Change & Global Warming Newsfeed
Science Daily: For years scientists have intensely argued over whether increases of potent methane gas concentrations in the atmosphere - from about 5,000 years ago to the start of the industrial revolution - were triggered by natural causes or human activities. A new study, which will be published Friday in the journal Science, suggests the increase in methane likely was caused by both. Lead author Logan Mitchell, who coordinated the research as a doctoral student at Oregon State University, said the "early...
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Category:Electronics and Electrical