Department of Agriculture and Resource Economics

Reading Roundup: Volcanic Umbrellas, Student Oscars, More

Volcanic Umbrella

When Mt. Pinatubo exploded in the northern Philippines in 1991, it spewed millions of tons of sulfur dioxide into the atmosphere. For nearly two years, that sunlight-blocking plume acted as a sort of volcanic “umbrella,” cooling the Earth by almost 1 degree Fahrenheit. As climate change increasingly alters our lifestyles and embeds itself into our collective consciousness, geoengineering—in this case, humans playing volcano to replicate this cooling event—became a fascinating idea.

Farmers Find Rotten Apples in Trump’s Ag Policy Barrel

President Trump’s positions on immigration and trade are causing some queasiness among people who largely supported him during the campaign: farmers. The reasons are straightforward enough. Oft-repeated protectionist sentiments raise the possibility of a trade war that could throttle U.S. food exports, and Trump’s fixation on building a “beautiful wall” on the nation’s southern border threatens the agricultural labor force.

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