Intergovernmental Panel on Climate Change (IPCC) chief Rajendra Pachauri has said that drastic cuts in carbon emissions may not be sufficient to avoid the worst ravages of global warming and the world will need to suck carbon from the atmosphere to avert permanent damage to the climate. According to a report in The Times, Dr Pachauri proposed that new techniques should be applied to help to mop up atmospheric levels of...

It does seem that Environment Minister Jairam Ramesh chose an inopportune time — the eve of the crucial UN climate negotiations — to endorse the findings by a retired scientist that Himalayan glaciers have not been ‘retreating’ any faster than they have been for the past century. The study by V.K. Raina, a former Deputy Director General of the Geological Survey of India, has apparently not been peer-reviewed. No less...

More suggestions that biofuels are not an environmental free lunch ONCE upon a time, biofuels were thought of as a solution to fossil-fuel dependence. Now they are widely seen as a boondoggle to agribusiness that hurts the environment and cheats taxpayers. A report commissioned by the United Nations endorses neither extreme. It gives high marks to some crop-based fuels and lambasts others. Meanwhile, two papers published in Science, a leading...

The draft agreement being discussed ahead of December’s crucial Copenhagen summit is long, confusing and contradictory.  It is a blueprint to save the world. And yet it is long, confusing and contradictory. Negotiators have released a draft version of a new global agreement on climate change, which is widely billed as the last chance to save the planet from the ravages of global warming. Running to some 200 pages, the...

As we approach the global summit on climate change in December 2009 in Copenhagen, critical concerns are likely to emerge. Both the United Nations conference last week and the subsequent G-20 meeting in Pittsburgh left several issues somewhat ambiguous. While the United States spoke of reduction in its emissions, these remain insignificant. At the G-20 meet, leaders stated that they would "intensify efforts to reach an agreement at Copenhagen and...