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.
In the final part of her series on China's coal habit, The World's Mary Kay Magistad reports on why China is likely to remain dependent on dirty coal for decades to come, despite the billions it's pouring into alternatives.
Some in Ukraine would like to see the country shake off its heavy reliance on Russian natural gas by tapping its huge coal resources. But Ukraine's coal mines are old, inefficient, and extremely dangerous.
Peru's president Ollanta Humala was elected in 2011 partly on a pledge to protect the environment. He's declared a state of emergency in the Pastaza RIver basin, and gave an Argentinian oil company operating there three months to clean up.
Anchor Lisa Mullins speaks with energy analyst and author Michael Klare about the global appetite energy economy; Klare's new books is titled, "Rising Powers, Shrinking Planet: The New Geopolitics of Energy.ï¿½
Venezuelans haven't felt the pinch of rising food prices as badly as many consumers have around the world because President Hugo Ch-vez is using his country's ample oil revenues to subsidize food at the local markets