Climate-change hopes meet urban reality

October 10, 2016

Last year's Paris accord just secured enough national signatories to put it into effect. The real battle, though, will be fought by cities, which account for 75 pct of emissions. Many have pledged to act. Success depends on overcoming bureaucracy, tight budgets and ignorance.

Global warming adds to food inflation risk

July 13, 2012

Corn prices spike after the hottest U.S. six months ever. Russian wheat is also afflicted. Does global warming threaten a food price shock? For now, the risk is mitigated by a big commodity price retreat from 2011’s speculative bubble. But in the long term, the threat is serious.

Gas can’t afford to lose green trump card

April 12, 2011

The industry should strike back by embracing tougher standards if it wants to win the fight for market share.

Five reasons why 2010 will be greener

January 1, 2010

Economics, rather than politics, will be the main driver of the fight against global warming in 2010.