Comments on: Poplars as Biofuel — But at What Cost? http://gigaom.com/cleantech/poplars-as-biofuel-but-at-what-cost/ Tue, 14 Feb 2012 08:04:29 +0000 hourly 1 http://wordpress.com/ By: WTF Are Fourth-Generation Biofuels? « Earth2Tech http://gigaom.com/cleantech/poplars-as-biofuel-but-at-what-cost/#comment-8254 Tue, 04 Mar 2008 22:49:50 +0000 http://earth2tech.com/2007/11/21/poplars-as-biofuel-but-at-what-cost/#comment-8254 [...] feedstock. Designing oilier crops, for example, could greatly boost yield. Scientists have designed poplar trees with lower lignin content to make them easier to process. Researchers have already mapped the genomes of sorghum and [...]

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