http://www.nicholas.duke.edu/thegreengrok daily 1 2008-10-19T08:02:19Z http://www.nicholas.duke.edu/thegreengrok/volcanoes <img src=http://www.nicholas.duke.edu/thegreengrok/volcanoes/image_thumb/> Analysis of sulfur isotopes in ice cores fingers a volcano in the 19th-century dip in global temperatures. No publisher erica Greenland volcanoes El Nino-Southern Oscillation solar cycle La Nina Mount Tambora global warming Antarctica Pulse of the Planet sulfur dioxide Mount Pinatubo global cooling solar variation 2009-11-13T19:05:41Z Blog entry http://www.nicholas.duke.edu/thegreengrok/nanoparticles No publisher erica Pulse of the Planet research health policy carbon nanotechnology 2009-11-03T13:27:58Z Blog entry http://www.nicholas.duke.edu/thegreengrok/phytoplankton <img src=http://www.nicholas.duke.edu/thegreengrok/phytoplankton/image_thumb/> The canary in the climate change mine is singing a new and slightly different tune. No publisher erica climate change Arctic oceans Pulse of the Planet global warming research phytoplankton science 2009-10-28T19:26:52Z Blog entry http://www.nicholas.duke.edu/thegreengrok/bioenergy <img src=http://www.nicholas.duke.edu/thegreengrok/bioenergy/image_thumb/> Bioenergy’s free ride in Kyoto and national climate legislation is a recipe for disaster. No publisher erica land-use changes fossil fuels greenhouse gas emissions climate change legislation global warming Kerry-Boxer climate bill Waxman-Markey climate bill bioenergy Tim Searchinger Kyoto Protocol science policy politics carbon dioxide emissions 2009-10-23T14:48:18Z Blog entry http://www.nicholas.duke.edu/thegreengrok/pm-streets <img src=http://www.nicholas.duke.edu/thegreengrok/pm-streets/image_thumb/> Thinking of an urban stroll to clear the head, move those bones, and take in a breath of fresh air? Be careful that noxious car exhaust doesn’t put a dent in your healthy walk. A new study helps point the way. No publisher erica science air quality air pollution cars research particulate matter traffic automobile Environmental Protection Agency transportation pollution 2009-10-14T19:28:14Z Blog entry http://www.nicholas.duke.edu/thegreengrok/iceupdate0102009 <img src=http://www.nicholas.duke.edu/thegreengrok/iceupdate0102009/image_thumb/> If ice is the canary in the climate mine, the canary is melting. No publisher erica climate National Snow and Ice Data Center climate change Arctic Pulse of the Planet global warming ice sea ice 2009-10-14T12:29:25Z Blog entry http://www.nicholas.duke.edu/thegreengrok/pulse-sunspots <img src=http://www.nicholas.duke.edu/thegreengrok/pulse-sunspots/image_thumb/> You don’t have to be a climate scientist to know that the Sun is the main driver of climate. No publisher erica greenhouse gas emissions solar Sun solar cycle greenhouse gases global warming radiative forcing Pulse of the Planet climate change sunspots 2009-10-05T16:46:24Z Blog entry http://www.nicholas.duke.edu/thegreengrok/glaciers092009 <img src=http://www.nicholas.duke.edu/thegreengrok/glaciers092009/image_thumb/> New satellite, new instrument, same result: glaciers are thinning. No publisher erica sea level rise Greenland greenhouse gas emissions climate change pulse of the planet Pulse of the Planet global warming water ice sheets Antarctica ice temperatures 2009-09-29T17:31:20Z Blog entry http://www.nicholas.duke.edu/thegreengrok/farmedfish-pnas092009 <img src=http://www.nicholas.duke.edu/thegreengrok/farmedfish-pnas092009/image_thumb/> You can take the fish out of the ocean and raise them in a farm, but you don’t necessarily get the ocean’s protein from the farmed fish. No publisher erica food science fish oceans Pulse of the Planet paper aquaculture waste farmed fish overfishing 2009-09-14T17:55:02Z Blog entry http://www.nicholas.duke.edu/thegreengrok/pewpollreflections <img src=http://www.nicholas.duke.edu/thegreengrok/pewpollreflections/image_thumb/> Why are conservatives more likely than liberals to reject the conclusions of scientists about evolution and climate change? Musings from a climate scientist. No publisher erica William F. Buckley evolution George Bernard Shaw Ayn Rand global warming public opinion Edward Kennedy climate change politics Robert Kennedy Pew Research Center for the People & the Press science 2009-09-09T20:13:00Z Blog entry http://www.nicholas.duke.edu/thegreengrok/hockeystick-revisited No publisher erica hockey stick Medieval Warm Period climate change oceans Pulse of the Planet global warming Michael Mann Delia Oppo temperatures carbon dioxide emissions U.S. National Academy of Sciences 2009-08-31T16:03:22Z Blog entry http://www.nicholas.duke.edu/thegreengrok/monsoon_india <img src=http://www.nicholas.duke.edu/thegreengrok/monsoon_india/image_thumb/> Failure of the summer monsoon is spelling disaster for 600 million farmers in India. No publisher wendy Nature Moetasim Ashfaq Geophysical Research Letters India global warming Pulse of the Planet monsoon Matthew Rodell drought 2009-08-24T16:33:29Z Blog entry http://www.nicholas.duke.edu/thegreengrok/globalhaze <img src=http://www.nicholas.duke.edu/thegreengrok/globalhaze/image_thumb/> Tiny particles suspended in the atmosphere can affect the climate. How? A special issue in the <a class="external-link" href="http://www.agu.org/journals/jd/special_sections.shtml?collectionCode=DIMBRIGHT1&journalCode=JD ">Journal of Geophysical Research – Atmospheres</a> sheds some light on the subject. No publisher wendy Journal of Geophysical Research - Atmospheres Martin Wild aerosols air pollution global dimming pulse of the planet global warming surface solar radiation global brightening 2009-08-19T18:40:00Z Blog entry http://www.nicholas.duke.edu/thegreengrok/hightides09 No publisher erica sea level rise ice sheets El Nino-Southern Oscillation oceans El Nino NAO global warming East Coast high tides North Atlantic Oscillation temperatures climate change ENSO science 2009-09-03T14:31:48Z Blog entry http://www.nicholas.duke.edu/thegreengrok/pediatricsasthmastudy <img src=http://www.nicholas.duke.edu/thegreengrok/pediatricsasthmastudy/image_thumb/> We all know that air pollution is not good. But what does that have to do with IQ and stressed-out parents? No publisher erica stress asthma air pollution IQ science research health traffic children 2009-07-29T20:02:36Z Blog entry