"World's Pall of Black Carbon Can Be Eased With New Stoves"

"Two billion people worldwide do their cooking on open fires, producing sooty pollution that shortens millions of lives and exacerbates global warming. If widely adopted, a new generation of inexpensive, durable cook stoves could go a long way toward alleviating this problem."

Jon R. Luoma reports for Yale Environment 360 March 8, 2010.