A rise in global temperatures of four degree Celsius is likely to occur during the 21st century causing "devastating impacts" if greenhouse gas emissions continue rising at the current rate, according to a group of international scientists. In a special issue of the UK journal "Philosophical Transactions of the Royal Society A" -- which coincides with the start of the United Nations climate talks in Cancun, Mexico -- scientists argue that...

The neo-colonial rush for global farmland has gone exponential since the food scare of 2007-2008. Last week's long-delayed report by the World Bank suggests that purchases in developing countries rose to 45m hectares in 2009, a ten-fold jump from levels of the last decade. Two thirds have been in Africa, where institutions offer weak defence. As is by now well-known, sovereign wealth funds from the Mid-East, as well as state-entities from China,...

KEY TRENDS    • Extreme temperature shocks reduce farmer incomes by 4.3 percent and 4.1 percent during kharif and rabi respectively, whereas extreme rainfall shocks reduce incomes by 13.7 percent and 5.5 percent *&    • It is estimated that to cover 50 percent (5 million ha) of the total acreage under rice-wheat cropping system (RWCS) in India, about 60000 Turbo Happy Seeders and 30000 super SMS fitted combines will be required; at present, there are only about 3000...