- Every year, humanity uses up roughly 40 percent of the planet’s photosynthesis for our own purposes—from feeding a growing population to biofuels. Given that growing human population, is there a limit to how much of the world’s photosynthesis we can appropriate? http://blogs.scientificamerican.com/observations/2012/09/26/will-humanity-face-a-carbohydrate-shortage/ 33 comments science
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- A Supersmeller Can Detect the Scent of Parkinson's, Leading to an Experimental Test for the Illness - Scientific American https://www.scientificamerican.com/article/a-supersmeller-can-detect-the-scent-of-parkinsons-leading-to-an-experimental-test-for-the-illness/ 274 comments
- Intoxicated on Independence: Is Domestically Produced Ethanol Worth the Cost? - Scientific American http://www.scientificamerican.com/article.cfm?id=ethanol-domestic-fuel-supply-or-environmental-boondoggle 48 comments
- Using Fertilizer Wisely Could Help Feed 9 Billion People - Scientific American http://www.scientificamerican.com/article.cfm?id=using-fertilizer-wisely-could-help-feed-9-billion-people 0 comments
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