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On a cool day last December, the eminent Swedish scientist Johan Rockström stood in front of a large audience at the European Parliament in Brussels and pleaded his case. “This is what we could call ‘the scientist’s nightmare,’” Rockström said. “We have disturbed the energy balance to the point where we are committed to three degrees warming. We have reached the sixth mass extinction of species on planet Earth—the first one to be caused by humans.” Rockström elaborated on his seminal 2009 Nature paper: “Suffice it to say that it’s not only climate change [we need to worry about], but we should be equally preoccupied with the interlinked issues of nitrogen, phosphorus, biodiversity, freshwater, land.”1
In the Nature paper, Rockström and coauthors argued that...
In 2010 David Letterman asked Hollywood actress Salma Hayek if she routinely eats bugs. “Look,” she responded. “I'm salivating! They’re delicious!”
Insect eating, officially called entomophagy, is an age-old custom found throughout the world and often considered standard dietary practice. Nearly 2,000 species of insects are eaten by approximately 2.5 billion people worldwide.1,2
We come from a long line of bug eaters. Our earliest primate ancestors were insectivores, and our closest living relatives, the chimpanzees, make rudimentary tools to fish termites out of narrow tunnels in their mounds. Among the laws of Leviticus codified by the Israelites millennia ago is permission to eat “the locust after its kind, and the bald locust after its kind, and...