People in the West African country of Senegal have made their living from the sea for generations. But overfishing has put the region's fish stocks in crisis. And the Senegalese are struggling to find a solution. Jori Lewis has this report.
As millions of more Chinese enter the middle class, many are demanding a key passport to that lifestyle: a car. Millions throughout the developing world have the same demand. The world can't sustain this. One possible solution: car sharing.
Kenyan farmers are troubled by their newest neighbors ï¿½ elephants: a growing elephant population is destroying crops and creating violent confrontations, as Jessica Partnow reports on a plan to reign in the pachyderms.
A 3-day Nobel Laureates Symposium just took place in London to brainstorm on environmental issues. Anchor Lisa Mullins gets an overview from the BBC's environment and science correspondent David Shukman.
The World's Mary Kay Magistad reports on Southeast Asia's largest lake ? Cambodia's Tonle Sap ? and why environmentalists are worried about its future. Dams, logging and overfishing are some of the factors threatening the lake's ecosystem.
This week, the prime minister of Bangladesh re-wrote the government's dress code in hopes of easing the country's energy shortage. She ordered male government employees to stop wearing jackets and ties.
Costa Rica, a tropical country known for its national parks and ecotourism, has taken a step to protect its environment. But in this environmentally conscious nation, a new ban on hunting faces obstacles.
The World's Clark Boyd reports from Denmark on a new factory that's making ethanol from straw. If the technology pans out, supporters hope it will help replace both gasoline and biofuels made from food crops.