http://www.nicholas.duke.edu/thegreengrok blogging towards a more sustainable path with Dr. Bill Chameides daily 1 2009-03-10T17:29:39Z http://www.nicholas.duke.edu/thegreengrok/landusechanges <img src=http://www.nicholas.duke.edu/thegreengrok/landusechanges/image_thumb/> To love something means accepting it, “warts and all.” Well, here’s one Waxman-Markey wart I don’t even <em>like</em>: its failure to count all the carbon. No publisher erica land-use changes greenhouse gas emissions climate change global warming carbon cycle bioenergy carbon carbon dioxide emissions biofuels 2009-07-02T16:56:35Z Blog entry http://www.nicholas.duke.edu/thegreengrok/thestorythatwasnt No publisher erica Environmental Protection Agency climate skeptics Intergovernmental Panel on Climate Change climate change 2009-07-01T14:14:01Z Blog entry http://www.nicholas.duke.edu/thegreengrok/hfcsandclimate <img src=http://www.nicholas.duke.edu/thegreengrok/hfcsandclimate/image_thumb/> Hydrofluorocarbons or HFCs have replaced those nasty Freons to protect the ozone layer, but those HFCs can still wreak climatic havoc. No publisher erica atmosphere ozone hole Hydrochlorofluorocarbons (HCFCs) climate change Montreal Protocol global warming research ozone paper chlorofluorocarbons (CFCs) science Hydrofluorocarbons (HFCs) 2009-06-30T17:08:01Z Blog entry http://www.nicholas.duke.edu/thegreengrok/climatevotenears No publisher erica cap and trade climate change economics legislation global warming Waxman-Markey climate bill American Clean Energy and Security Act policy politics carbon dioxide emissions 2009-07-01T14:16:06Z Blog entry http://www.nicholas.duke.edu/thegreengrok/birds <img src=http://www.nicholas.duke.edu/thegreengrok/birds/image_thumb/> In 1921, American ornithologist Edward Forbush wrote that thanks to birds, “forest and agricultural pests were reduced by 28 percent." The birds, he went on, helped prevent "$444,000,000 in crop and timber losses.” Let's take a look at some birds stats today. No publisher erica animals pollination popular culture agriculture birds 2009-06-25T20:30:06Z Blog entry http://www.nicholas.duke.edu/thegreengrok/geo-engineering <img src=http://www.nicholas.duke.edu/thegreengrok/geo-engineering/image_thumb/> Imagine tinkering with the climate system to cancel out global warming — the stuff of mad scientists or global saviors? No publisher erica fossil fuels greenhouse gas emissions geo-engineering climate change oceans phytoplankton global warming ocean acidification science carbon dioxide emissions 2009-06-24T18:57:47Z Blog entry http://www.nicholas.duke.edu/thegreengrok/cornethanol-wateruse <img src=http://www.nicholas.duke.edu/thegreengrok/cornethanol-wateruse/image_thumb/> <p>A recent study points out that when it comes to water usage, where your ethanol is brewed really matters.</p> No publisher erica natural resources energy corn corn ethanol legislation water ethanol biofuels 2009-06-23T18:02:14Z Blog entry http://www.nicholas.duke.edu/thegreengrok/capandtrade5 No publisher erica cap and trade greenhouse gas emissions economics legislation Waxman-Markey climate bill Washington Post policy carbon dioxide emissions 2009-06-22T17:48:22Z Blog entry http://www.nicholas.duke.edu/thegreengrok/update-natural-gas-and-oil-resources No publisher erica U.S. Congress oil natural gas energy legislation oil drilling oil reserves policy politics oil resources 2009-06-19T13:22:15Z Blog entry http://www.nicholas.duke.edu/thegreengrok/capandtrade4 <img src=http://www.nicholas.duke.edu/thegreengrok/capandtrade4/image_thumb/> <p>What do you do if something emits greenhouse gases but is not <a class="external-link" href="http://nicholas.duke.edu/thegreengrok/capandtrade3">under the cap</a>? Use offsets.</p> No publisher erica cap and trade climate greenhouse gas emissions offsets climate change economics forests global warming ecosystems carbon carbon dioxide emissions agriculture 2009-06-22T15:16:21Z Blog entry