DuPont's vice president of safety, health and environment says despite the downturn, green products are still in demand.
Linda Fisher, DuPont's chief sustainability officer, outlines her job responsibilities.
Chief Sustainability Officer Linda Fisher says it is more likely to be approved than an emissions tax.
Ken Chenault American Express CEO says people still use plastic a lot, but spend less.
Ken Chenault says the credit card industry needs more 'transparency and disclosure.'
American Express CEO says that uncertainty pushed him to take government funds.
American Express CEO says that despite some positive signs the economy has not yet turned the corner.
Ken Chenault calls last year's financial crisis 'the verge of an absolute collapse.'
New York City schools chancellor Joel Klein says money is an effective incentive to boost student performance.
New York City schools chancellor Joel Klein sees public education as a civil rights issue that needs attention.
