-Responding to Climate Change Forthcoming UN study could reveal median crop yields may fall by up to 2% per decade for the rest of century Scientists are gradually narrowing uncertainty over the impact of climate change on food production, pointing towards a more pessimistic picture. The degree to which people can adapt to climate change is part of a wider debate about the urgency of cutting carbon emissions. Adaptation is especially relevant to agriculture,...

-The Hindustan Times The Delhi Sustainable Development Summit (DSDS), from February 6 to 8, is focusing on the theme ‘Attaining Energy, Water and Food Security for All'. The set of issues defining the importance of the theme can be gauged from an assessment of the situation that we are facing. There are 1.3 billion people who have no access to electricity, and over twice the number are dependent on the use...

-SunStar.com FARMERS, particularly those growing rice, can help reduce methane emissions into the atmosphere by adopting controlled irrigation or alternate wetting and drying (AWD) technology. Developed by the Laguna-based International Rice Research Institute (Irri), AWD is a technology that allowed rice fields to dry for a certain period before applying irrigation water. Also called controlled irrigation or intermittent irrigation, AWD technology can actually save farmers almost one-third of irrigation water without sacrificing yields....

-Outlook New York: Founder of the Aam Aadmi Party (AAP) Arvind Kejriwal is among Foreign Policy magazine's leading Global Thinkers of 2013, a list of 100 people who have made "measurable difference" and are "pushing the boundaries of the possible". Activists Urvashi Butalia and Kavita Krishnan have also made it to the list that has been topped by US intelligence whistleblower Edward Snowden. Kejriwal, 45, who figures on the 32nd spot, is a...

-The Hindu There has been "a phenomenal increase" in the levels of fine particles in the atmosphere over India, especially those generated by human activity, according to research published recently by a team of Indian scientists. Such particles, known as aerosols, contribute to the growing levels of pollution in the country. In addition, these particles scatter and absorb light. As their levels in the atmosphere increase, they can cut the amount sunlight that...