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08/02/13
11:38
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Here's the graph again for jantimot. If you go the the original source I posted when I first put up the graph, You will find a proper critique of its presentation. Like many charts and graphs it does have its limitations although the axes are clearly identified in spite of what jantimot might imagine. Here are a variety of links to "greenhouse gases" First the group think effort from internet users. http://betterfigures.files.wordpress.com/2012/09/dekadal.png?w=487 Now one from a USA government agency. http://www.epa.gov/climatechange/ghgemissions/ And one from our world respected CSIRO. http://www.csiro.au/en/Outcomes/Climate/Understanding/State-of-the-Climate-2012/Greenhouse-Gases.aspx Here's one that is a bit contrarian. http://www.lenntech.com/greenhouse-effect/global-warming-history.htm Here's a reasonably comprehensive visual presentation. http://www.noaa.gov/cop15/resources/COP15_History_and_Science_of_CO2_Presentation.pdf Here's one on some natural spikes in carbon dioxide. http://www.cosmosmagazine.com/news/greenhouse-gas-increases-part-earths-history/ Here's one discussing the analogy between greenhouse gases and a greenhouse. http://science.howstuffworks.com/environmental/green-science/global-warming2.htm