Agence France-Presse: More than two million Chinese youths die each year from health problems related to indoor air pollution, with nearly half of them under five years of age, state media cited a government study as saying. The study released by the China Centre for Disease Control and Prevention said indoor pollution levels can often be 5-10 times higher than those measured in the nation’s notoriously bad outdoor air, the China News Service said. This indoor pollution causes respiratory and other …