A crash course in changing the world.
Sort by:
"Fumes from indoor cooking fires kill more than 2 million children a year in the developing world.… Tags: for, developing Mark Mulkerin Mar 20, 2010 36 views
Dean Kamen Invented a great water purifier to solve the problem of fresh water in all over the worl… Tags: nations, developing Kevin DiVico Mar 17, 2010 91 views
© 2024 Created by Alchemy. Powered by