“THE world’s attention is back on your cause.” That was Bill Gates talking to agricultural scientists gathered recently to honour the late Norman Borlaug, father of the Green Revolution. The tycoon-turned-philanthropist was right. This week, the world—in the guise of 60-odd heads of state including the pope—held the first United Nations food summit since 2002. As the world’s attention turns from the receding financial crisis, it is switching to one...

Without urgent progress which will stimulate funding for renewables, nations could be locked into high-carbon energy and transport technologies for decades, inflating another unsustainable economic bubble, say experts. Achim Steiner, the head of the U.N. environment programme, said: “Far more worrying [than formally ratifying a treaty] is that every month we delay we send a ambiguous signal into the world economy, the markets, investors and R&D.” The markets had not...

This newspaper recently hosted its annual debate on whether a resurgent Bengal was an impossible dream. Not surprisingly, the verdict of the 600-odd listeners went against the motion. This has as much to do with tangible societal gains as with an enveloping sense of crisis which embeds enormous opportunities. The glorious past of Bengal needs no persuasion. It was integrated with the rest of the world through trade and interchange...

Kyoto Protocol coming to an end in two years from now  Younger generation benefits more from Kyoto Protocol Forest management is an important aspect of climate change KYOTO: It is business as usual in this beautiful city, where the people prefer to talk more about the leaves changing colour in the ongoing autumn season than the historic Kyoto Protocol that was signed by the world leaders here in 1997 and...

In the 1990s, Ahmed Khan’s company in Bangalore, India, churned out hundreds of thousands of plastic bags and other packaging material each month that eventually ended up as garbage. Now, he is in the business of scouring the city’s landfills and trash cans to reclaim some of that waste and pave the way to a more environmentally friendly enterprise. Mr. Khan, 60, is trying to solve two of the biggest...