Eco worrier: Tapping green oil

The obscure plant jatropha may hold the key to the elusive concept of the eco-friendly oilfield.

20th September, 2008

The obscure plant jatropha may hold the key to the elusive concept of the eco-friendly oilfield.

Until John McCain chose Sarah Palin as his running mate, I was ambivalent about Barack Obama, seeing him as a political rock star somewhat lacking in policies - a sort of heavyweight Bono, as it were. But now a clear and tangible policy difference does separate Republicans and Democrats: the former say they will open up America’s remaining pristine...

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