Tom Murphy
Bio:
Tom Murphy is a Maine-based reporter for Humanosphere. Before that, he started the aid blog A View From the Cave. His work has appeared in Foreign Policy, The Huffington Post, The Guardian, GlobalPost, and Christian Science Monitor. He tweets at @viewfromthecave. Contact him at tmurphy[at]humanosphere.org.
Indoor air pollution might not be a problem for you and me, but it is a deadly issue for roughly 3 billion people in the world. According to the WHO, household air pollution killed 4.3 million people in 2012. That accounts for nearly 8 percent of global deaths that year.