@Calestous And this: http://www.columbia.edu.ezp-prod1.hul.harvard.edu/cu/jlsp/pdf/Fall%202011/Michael%20Homer%20Note%2045.1-1.pdf … (Obviously biased.) Please let me know if you can recommend any others. Thank you. (2/2)
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@Calestous I'm looking for studies of their potential ecological impacts. Found these: http://www.pnas.org.ezp-prod1.hul.harvard.edu/content/101/9/2934.full.pdf+html … …http://www.ncbi.nlm.nih.gov.ezp-prod1.hul.harvard.edu/pmc/articles/PMC1299107/ … (1/2)Thanks. Twitter will use this to make your timeline better. UndoUndo
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