Correspondent Ben Gilbert reports on a controversy over migrant workers' rights in the Arab Gulf states, as migrant laborers in Dubai recently took to the streets to demand better pay and working conditions.
Social entrepreneur Blake Mycoskie, a one-time contestant on the hit TV show The Amazing Race, talks to Faith about his new company TOMS Shoes and his attempt to put shoes on the feet of poor children.
Living on Earth's Ashley Ahearn heads out to the Montana range to take a look at how ranchers are using their land to absorb the greenhouse gas carbon dioxide, and make some money on the carbon offset market in the process.
Some say that limiting industry's greenhouse emissions isn't enough; individuals need to be put on a cap and trade plan, too. Guest: Richard Starkey, a researcher with the Tyndall Centre for Climate Change Research in the UK, about a number of personal CO2 trading schemes, and the challenges to putting limits on people's carbon emissions.