06:3306:33, 2 April 2012diffhist+189Fracking<ref>[http://www.nytimes.com/2012/03/10/us/ohio-rules-tightened-for-wells.html Ohio: Rules Tightened for Wells] March 10, 2012</ref>
06:2506:25, 2 April 2012diffhist+223Water stressFood exports can drain arid regions Dry regions ‘export’ water as agricultural products Susan Milius March 24th, 2012; Vol.181 #6 (p. 16) http://www.sciencenews.org/view/generic/id/338445/title/Food_exports_can_drain_arid_regions
06:2106:21, 2 April 2012diffhist+256FrackingNOAA ><EPA & Industry ... http://www.sciencenews.org/view/generic/id/338505/title/Natural_gas_wells_leakier_than_believed : Measurements at Colorado site show methane release higher than previous estimates, March 2012
06:1306:13, 2 April 2012diffhist+586Shale gas in the United StatesNOAA ><EPA & Industry ... Natural gas wells leakier than believed Measurements at Colorado site show methane release higher than previous estimates Devin Powell March 24th, 2012; Vol.181 #6 (p. 16) === Denver-Julesburg Basin, Colorado===
05:5105:51, 2 April 2012diffhist+210Eike Batista''In Brazil Cyclist’s Death, a Clash Between Wealth and Life on the Fringes'' March 31, 2012 nytimes.com/2012/04/01/world/americas/fatal-car-crash-in-brazil-spotlights-class-division.html
05:2805:28, 2 April 2012diffhist+246Mitt Romney 2012 presidential campaign<ref>[http://www.cnn.com/2012/03/21/opinion/hogue-romney/index.html What Romney's money says to voters] March 22, 2012; http://www.nytimes.com/2012/03/31/us/31iht-currents31.html Real Debate Behind the Media Circus] March 30, 2012
04:2904:29, 2 April 2012diffhist+191Psychological resilienceExternal links== * [http://www.scientificamerican.com/article.cfm?id=this-is-your-brain-in-meltdown Everyday Stress Can Shut Down the Brain's Chief Command Center] April 5, 2012SciAm
03:5303:53, 2 April 2012diffhist+151Nature deficit disorder*[http://opinionator.blogs.nytimes.com/2012/03/29/nature-deficit-disorder The cure for much of what ails us is just outside the window] March 29, 2012
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