The Green Files > Study: Global warming already triggers release of methane gas ...
[cop15.dk News] Rie Jerichow 17/08/2009 12:35It has been widely predicted that a warmer climate may release methane hydrate - a potent greenhouse gas - that used to be stored in the sediments beneath the seabed. According to Science Daily, scientists have now found evidence that it is already taking place.
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[Breaking News] Plants under stress emit more methane, worsen global warming: WASHINGTON - Scientists have found that the warming of the northward-flowing West Spitsbergen current in the Arctic over the last thirty years has contributed to global warming by triggering the release of methane, a potent greenhouse gas, from methane hydrate stored in the sediment beneath the seabed. Methane hydrate is an ice-like substance composed of water and methane, which is stable in conditions of high pressure and low temperature.
[India Server - News] Stressed Plants Emit More Methane Worsening Global Warming: The concentrations of methane are now double what it had been during the pre-industrial times. Despite the slowing down of methane growth since the early 1990s, according to scientists it is just temporary.
[US Message Board - Political Discussion Forum] Polar ice cap melts 6.1% per decade - US Message Board - Political ...: Scientists have discovered massive amounts of methane, a greenhouse gas far more powerful than carbon dioxide, bubbling up from the Arctic seabed, according to an exclusive report published today in the U.K.’s Independent. The revelation raises the frightening possibility that vast quantities of methane long trapped below undersea permafrost will enter the atmosphere and set off runaway global warming.
[The Daily Galaxy: Great Discoveries Channel] MIT Team Says "Global Warming Part of Earth's Natural Cycle" -A ...: MIT's Matthew Rigby and Ronald Prinn, the TEPCO Professor of Atmospheric Chemistry in MIT's Department of Earth, Atmospheric and Planetary Science, state that this imbalance has resulted in several million metric tons of additional methane in the atmosphere. Methane is produced by wetlands, rice paddies, cattle, and the gas and coal industries, and is destroyed by reaction with the hydroxyl free radical (OH), often referred to as the atmosphere's "cleanser."
[Planet - Latest] What are Greenhouse Gases, What Causes Global Warming? - Planet ...: notes Worldwatch’s Christopher Flavin. “Rather, the challenge is to slow the production of greenhouse gases immediately, so as to avoid the most sudden and catastrophic climate changes.
[Let's learn English] é«çº§è±è¯ç¬¬ä¸ålesson3 ships in the desert 课æ_Let's learn English: Six months after I returned from the North Pole, a team of scientists reported dramatic changes in the pattern of ice distribution in the Arctic, and a second team reported a still controversialclaim (which a variety of data now suggest) that, over all, the north polar cap has thinned by 2 per cent in just the last decade. Moreover, scientists established several years ago that in many land areas north of the Arctic Circle, the spring snowmelt now comes earlier every year, and deep in the tundra below, the temperature e of the earth is steadily rising.
Liberal Rapture: On Monday, Nasa's Goddard Institute for Space Studies (GISS), which is run by Al Gore's chief scientific ally, Dr James Hansen, and is one of four bodies responsible for monitoring global temperatures, announced that last month was the hottest October on record...
[TBR.cc] TBR.cc: Physicists shoot down global warming believers: Greenhouse gas emissions, such as carbon dioxide, methane, and nitrous oxide, accompany human industrial and agricultural activity. While substantial concern has been expressed that emissions may cause significant climate change, measured or reconstructed temperature records indicate that 20th 21st century changes are neither exceptional nor persistent, and the historical and geological records show many periods warmer than today.
[PA Pundits - International] New Consensus: No Proof Were Warming The World: Studies of a variety of natural processes, including ocean cycles and solar variability, indicate that they can account for variations in the Earths climate on the time scale of decades and centuries. Current climate models appear insufficiently reliable to properly account for natural and anthropogenic contributions to past climate change, much less project future climate.
[The Media Cynic: Independent Political Blog] Global Warming and Underwater Methane: Not a Good Thing: So, if we could figure out how to extract methane safely, we could solve our energy needs, until we figure out table top fusion or some other revolutionary energy source. But if we don't drastically reduce our carbon dioxide emissions, the methane gas trapped in the Arctic ice could be released, causing more global warming and tsunamis.
[ChattahBox News Blog] Corporate Lobbyist Dick Armey: God Wouldn't Allow Global Warming ...: The planned sequestration of CO2 on the ocean floor will be dangerous because the CO2 will spread out over a large ocean floor area and warmer air and ocean currents cause an upwelling motion toward the water surface and release the CO2 into the atmosphere. In addition, there are earth plate movements, plate tectonics and underwater earthquakes causing tsunamis which can cause violent shaking and movement of the sequestered CO2 toward the ocean surface.
[Goal One Coalition - One Town Square] Goal One Coalition - One Town Square » Blog Archive » World's ...: Scientists found more than 250 plumes of bubbles of methane gas rising from the seabed of the West Spitsbergen continental margin in the Arctic, in a depth range of 150 to 400 meters. The results indicate that the warming of the northward-flowing West Spitsbergen current by 1° over the last thirty years has caused the release of methane by breaking down methane hydrate in the sediment beneath the seabed.
[Charlie's Diary] Charlie's Diary: Forever Summer: Thirdly, we haven't built a working fusion reactor yet because annual spending on fusion R&D appears to be on the order of $1-3Bn, tops -- the reason "fusion is fifty years away" is because we're delivering a trickle of funding into research and approaching ten-to-twenty year long critical path bottlenecks in sequence rather than in parallel. Throw some real money at it -- on the order of the Orion/Constellation budget (that NASA say is too little to allow them to get back to the moon by 2020) -- and we will probably be able to have working tokamaks in the 5Gw range by 2025-2030, and large numbers of them shortly thereafter.
[Brave Blue Words] Global Warming Bubbles up from the Deep « Brave Blue Words: Furthermore, methane dissolved in the seawater contributes to ocean acidification. Graham Westbrook Professor of Geophysics at the University of Birmingham, warns: “If this process becomes widespread along Arctic continental margins, tens of megatonnes of methane per year - equivalent to 5-10% of the total amount released globally by natural sources, could be released into the ocean.”
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