“Power plants have been the biggest source of U.S. CO2 emissions since the 1970s—until now.” Congratulations to planes, trains, and automobiles for becoming the new leader in greenhouse gas pollution. But “the big reversal didn’t happen because transportation emissions have been increasing…”

+ “For decades, certain scientists have hoped carbon-capture technologies, deployed at large scales, could save humanity from catastrophic climate change by providing a bridge to a future in which we’ll have enough capacity to create, store, and supply all the world’s energy from only renewable sources.” Can carbon dioxide capturing technologies save us?