According to an article in Nature, researchers with Michigan State University (MSU) show that marginal lands can serve as prime real estate for meeting alternative energy production goals. By growing mixed-species cellulosic biomass, marginal lands could annually produce up to 5.5 billion gallons of ethanol in the Midwest alone.
“Understanding the environmental impact of widespread biofuel production is a major unanswered question in the U.S. and worldwide,” said Ilya Gelfand, lead author of the paper. “We estimate that using marginal lands for growing cellulosic biomass crops could provide up to 215 gallons of ethanol per acre with substantial greenhouse gas mitigation.” According to Gelfand, this is the first study to provide an estimate for greenhouse gas benefits, and an assessment of the total potential of these lands to produce significant amounts of biomass.
Researchers from MSU, the Pacific Northwest National Laboratory and the University of Maryland used 20 years of data, focused on 10 Midwestern states, from the National Science Foundation (NSF) Kellogg Biological Station (KBS) Long-Term Ecological Research (LTER) site. Kellogg Biological Station is one of 26 such NSF LTER sites in ecosystems around the world from grasslands to deserts, coral reefs to tundra.
“The study underscores the critical role that long-term basic research plays in determining the optimum balance between economic prosperity and environmental sustainability,” said Saran Twombly, program director in NSF’s Division of Environmental Biology. “Long-term basic experiments suggest that wise management of marginal lands, rather than wholesale conversion of valuable agricultural lands, could contribute significantly to a sustainable future.”Read More










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