Asbestos could be a powerful weapon against climate change
James Temple writes: On a scorching day this August, Caleb Woodall wielded his shovel like a spear, stabbing it into the hardened crust of an asbestos-filled pit near Coalinga, California. Woodall, a graduate student at Worcester Polytechnic Institute in Massachusetts, was digging out samples from an asbestos mine that’s been shuttered since 1980, a Superfund site on the highest peak in the state’s Diablo Range. He extracted pounds of the material from several locations across San Benito Mountain, shoveled them…