Boston Globe: The air in Delhi is getting thicker. As winter nears, the smog in India's capital city stifles and suffocates. It grounds airplanes. And it kills. Outdoor air pollution is the fifth leading cause of death in India, according to a study showing it led to 627,000 premature deaths in 2010 alone.
There is some hope for a path through the smog, however.
A new round of global climate talks begins Monday in Lima, Peru. The ideal end game is an agreement in 2015 to take bold action on climate change....