Environment
Out of Eden Walk: Cellophane oasis
National Geographic Explorer Paul Salopek tells Host Carolyn Beeler about walking the modern Silk Roads through Asia and into South Korea, where village markets, souks and caravanserais are reincarnated as convenience stores that perfectly serve the needs of a traveler on foot.
As flood waters drop, Brazil faces a waterborne disease outbreak
Heavy rain hit southern Brazil over the weekend, exacerbating the already unprecedented flooding tragedy the region has undergone since last April. Of the major concerns right now are respiratory illnesses and a bacterial disease that has already killed more than a dozen people.
Floodwaters in southern Brazil remain a threat
Large parts of Rio Grande do Sul in southern Brazil are still waterlogged three weeks after heavy rains flooded the state. Local and federal governments have promised to rebuild homes and businesses. But people are still digging out and, as Michael Fox reports, more rain is in the forecast.