China's Electric Cars, Water for the World, and Natural Relief for Sleep Apnea

David Steinman interviews Christopher Mims, news editor for Grist.org; Tara Lohan, editor of "Water Matters: Why We Need to Act Now to Save Our Most Critical Resource"; and Steven Frank, chief herbalist for Nature's Rite Remedies. For more information, visit www.grist.org, www.islandpress.org/bookstore/detailsyy32.html, www.naturesriteremedies.com, www.healthylivingmag.com, and www.greenpatriotradio.com.