Global Warming tag:global-warming.accuweather.com,2009://1 2009-11-06T18:11:58Z The AccuWeather.com Global Warming Blog - an unbiased, scientific look at Global Warming, Climate Change, and our roles and responsibilities. Movable Type 3.33 Positive Climate Feedback from Lightning? tag:global-warming.accuweather.com,2009://1.1248 2009-11-06T17:45:49Z 2009-11-06T18:11:58Z New research from NASA suggests that the bulk of nitrogen oxide (NOx) produced during lightning storms ends up significantly higher in the atmosphere, and thus has a stronger impact on ozone and the climate than previously thought. Photo courtesy of... New research from NASA suggests that the bulk of nitrogen oxide (NOx) produced during lightning storms ends up significantly higher in the atmosphere, and thus has a stronger impact on ozone and the climate than previously thought. Photo courtesy of... Warm Winds in Early October Impacted Sea Ice Extent tag:global-warming.accuweather.com,2009://1.1247 2009-11-05T13:56:11Z 2009-11-05T14:23:52Z The growth rate of Arctic sea ice during the first half of October was slowed due to persistent south winds over central Siberia, according to the National Snow and Ice Data Center (NSIDC). The winds prevented sea ice from forming... The growth rate of Arctic sea ice during the first half of October was slowed due to persistent south winds over central Siberia, according to the National Snow and Ice Data Center (NSIDC). The winds prevented sea ice from forming... Second Thoughts? tag:global-warming.accuweather.com,2009://1.1246 2009-11-04T14:20:42Z 2009-11-04T16:46:13Z Dr. Stephen Schneider, a Stanford University scientist inexplicably withdraws from a new climate change documentary. Why is that? Host Katie Fehlinger of AccuWeather.com's Headline Earth tells the story...............Here is the link to the video. Climate Depot also has more on... Dr. Stephen Schneider, a Stanford University scientist inexplicably withdraws from a new climate change documentary. Why is that? Host Katie Fehlinger of AccuWeather.com's Headline Earth tells the story...............Here is the link to the video. Climate Depot also has more on... Impact of Land-Use Changes on Climate tag:global-warming.accuweather.com,2009://1.1245 2009-11-03T14:50:49Z 2009-11-03T15:13:19Z No surprise here........... Research from the Universities of Maryland and Colorado, in addition to Purdue University, has found that a majority of land-use changes in the continental U.S. reduce vegetative cover and raise regional surface temperatures. Satellite views of different... No surprise here........... Research from the Universities of Maryland and Colorado, in addition to Purdue University, has found that a majority of land-use changes in the continental U.S. reduce vegetative cover and raise regional surface temperatures. Satellite views of different... Status of Global Sea Ice Concentration tag:global-warming.accuweather.com,2009://1.1243 2009-11-02T19:50:48Z 2009-11-02T19:57:19Z Thanks to the University of Bremen in Germany, we can get a daily update of the sea ice concentration across the Arctic and Antarctic. Here are the latest images from Friday and from exactly one year ago for comparison. The... Thanks to the University of Bremen in Germany, we can get a daily update of the sea ice concentration across the Arctic and Antarctic. Here are the latest images from Friday and from exactly one year ago for comparison. The... Speaking of CO2 tag:global-warming.accuweather.com,2009://1.1244 2009-11-01T13:43:17Z 2009-11-01T12:50:58Z Let's check out the latest trend in atmospheric carbon dioxide (C02) courtesy of NOAA. The chart shows the globally averaged atmospheric CO2 concentration averaged over marine surface sites. The dashed red line with diamond symbols represents the monthly mean values,... Let's check out the latest trend in atmospheric carbon dioxide (C02) courtesy of NOAA. The chart shows the globally averaged atmospheric CO2 concentration averaged over marine surface sites. The dashed red line with diamond symbols represents the monthly mean values,... CO2 Taking Too Much Blame? tag:global-warming.accuweather.com,2009://1.1242 2009-10-30T17:11:19Z 2009-10-30T17:27:44Z Global concentrations of greenhouse gases Research posted in the Journal Science and led by Drew Shindell from NASA's Goddard Institute for Space Studies (GISS) claim that too much of the blame in regards to global warming are put on carbon... Global concentrations of greenhouse gases Research posted in the Journal Science and led by Drew Shindell from NASA's Goddard Institute for Space Studies (GISS) claim that too much of the blame in regards to global warming are put on carbon... Sounds like a Great Invention! tag:global-warming.accuweather.com,2009://1.1241 2009-10-29T13:56:46Z 2009-10-29T14:11:32Z Now this is an invention that really makes sense.......... A team of recent MIT graduates have developed roof tiles that change color in response to the changing temperature. The tiles will turn white (reflecting the sun's radiation) on a hot... Now this is an invention that really makes sense.......... A team of recent MIT graduates have developed roof tiles that change color in response to the changing temperature. The tiles will turn white (reflecting the sun's radiation) on a hot... Earth is Not Cooling, according to Statisticians tag:global-warming.accuweather.com,2009://1.1240 2009-10-27T19:54:13Z 2009-10-27T20:39:00Z There have been many recent claims by some scientists and the general public that the Earth is actually cooling. Not so, according to some statisticians. Global land/sea temperature anomaly trend since 1880. Courtesy NCDC. 30-year satellite measured global temperature anomaly... There have been many recent claims by some scientists and the general public that the Earth is actually cooling. Not so, according to some statisticians. Global land/sea temperature anomaly trend since 1880. Courtesy NCDC. 30-year satellite measured global temperature anomaly... New Clues about Climate Change since the Mid-20th Century tag:global-warming.accuweather.com,2009://1.1239 2009-10-26T19:54:50Z 2009-10-26T20:18:30Z Sediments from the mid-20th century onward that were retrieved from a remote Arctic lake by geologists from the University of Buffalo are unlike those seen during previous warming episodes going back as far as 200,000 years. According to the University... Sediments from the mid-20th century onward that were retrieved from a remote Arctic lake by geologists from the University of Buffalo are unlike those seen during previous warming episodes going back as far as 200,000 years. According to the University... Cutaway Animation of the Progression of Sea Ice tag:global-warming.accuweather.com,2009://1.1238 2009-10-23T13:51:28Z 2009-10-23T14:08:04Z NASA recently created a simple, but effective cutaway animation of the seasonal advance of retreat of Arctic sea ice over a four year period. It shows the overall trend toward a thinner ice pack over the four-year period, while less... NASA recently created a simple, but effective cutaway animation of the seasonal advance of retreat of Arctic sea ice over a four year period. It shows the overall trend toward a thinner ice pack over the four-year period, while less... Rate of W. Antarctic Ice Sheet Loss Slightly Overestimated tag:global-warming.accuweather.com,2009://1.1236 2009-10-22T14:11:17Z 2009-10-22T13:27:40Z Using 18 GPS stations that were installed on bedrock outcrops across West Antarctica, researchers from several U.S. universities have directly measured the vertical motion of bedrock at these sites and have concluded that the rate of ice loss of the... Using 18 GPS stations that were installed on bedrock outcrops across West Antarctica, researchers from several U.S. universities have directly measured the vertical motion of bedrock at these sites and have concluded that the rate of ice loss of the... Television has Little Impact on Climate Change Knowledge tag:global-warming.accuweather.com,2009://1.1237 2009-10-21T20:01:15Z 2009-10-21T20:33:49Z A new study from George Mason University suggests that reading newspapers and the internet clearly contribute more to a person's knowledge about climate change than what they get from watching television. That makes sense. Weren't most of us taught by... A new study from George Mason University suggests that reading newspapers and the internet clearly contribute more to a person's knowledge about climate change than what they get from watching television. That makes sense. Weren't most of us taught by... Old Sea Logbooks will Help Climate Models tag:global-warming.accuweather.com,2009://1.1234 2009-10-20T14:20:19Z 2009-10-20T14:56:29Z Some climatologists are now researching old 1800's era sea logs from long voyages to help them fill in the critical missing gaps on the longer term history of ocean water temperatures, sea ice, polar ice caps and air temperatures. This... Some climatologists are now researching old 1800's era sea logs from long voyages to help them fill in the critical missing gaps on the longer term history of ocean water temperatures, sea ice, polar ice caps and air temperatures. NPR... Arctic CO2 Sink could become a Source tag:global-warming.accuweather.com,2009://1.1233 2009-10-19T12:48:41Z 2009-10-19T13:51:16Z The Arctic has been a carbon sink since the end of the last ice age, but that could change, according to David McGuire of the U.S. Geological Survey and the University of Alaska at Fairbanks and his colleagues. On average,... The Arctic has been a carbon sink since the end of the last ice age, but that could change, according to David McGuire of the U.S. Geological Survey and the University of Alaska at Fairbanks and his colleagues. On average,...