“there haven’t been that many big eruptions but they all tell you the same stories. . . . The global average precipitation went down. In fact, if you look at global average precipitation for the last fifty years, the three years with the lowest global precipitation were after the three largest volcanic eruptions. Agung in 1963, El Chichón in 1982, and Pinatubo in 1991.” The connections are so clear, Robock and two coauthors argued in one paper, that the next time there is a large “high-latitude volcanic eruption,” policymakers should start preparing food aid immediately, “allowing society time
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