First the link to this week’s complete list as HTML and as PDF.
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Martens and Sonnenburg et al. offer another take on the microbiome. This time not its importance but its vulnerability and risk of permanent loss is pointed out. In their study on rodents they do not even mention the wide-spread antibiotic poisoning and abuse seen in humans.
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More evidence for the Ruddiman hypothesis is coming in from Crucifix and Ganopolski et al. It seems we may begin to consider it a well established theory now.