Reduce, Reuse, Recycle, Renew. This was once the eco-warrior's credo, recommended to consumers in Europe. Today, however, environmentalists say that more critical than the 4 Rs is a simple word that ought to become a slogan: deconsume. Deconsume sounds like Mahatma Gandhi's mantra: Live simply, so that others may simply live. Easier said than done in urban settings, where economies are built on consumption and demand. So, how about green consumerism? Every time you spend a rupee, you vote for or against the environment. Here are some ways to be eco-conscious in your everyday life:

until now, it was believed that methane, from cattle dung and paddy cultivation, was the second biggest contributor to global warming after carbon dioxide. A recent review says soot is the second

Old (top) and new versions of cookers solar cookers have been around for over 200 years now. Their use is limited because of shortcomings related to

Auroville moves ahead on the road to energy sufficiency by using non conventional energy sources

A South African firm has come out with a rugged and affordable solar cooker that could improve the lot of women in underdeveloped areas and reduce deforestation and air pollution (Solar Today,

Virtually inexhaustible solar energy could be the cheapest cooking fuel the world has known