Solar and wind power are important, but really solving the climate crisis will take a whole new generation of energy-efficient technologies, and even new companies to develop them. But there's a growing force in the field — the green tech incubator.
Labels on bottled water make it difficult for consumers to discern what is in their water: has it been purified or tested? A Congressional hearing and new reports illustrate the lack of information that consumers have about what's in a bottle of water.
The slew of tropical storms that tore through the Caribbean have exacted a much higher toll on Haiti than neighboring nations. Dr. Paul Farmer, vice president of Partners in Health, says deforestation and poverty are responsible for much of the suffering.