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UN launches network for sustainable development

SciDev.Net: A network of universities, research centres and technical institutions to provide practical sustainable development solutions has been launched by the UN. The Sustainable Development Solutions Network (SDSN), launched last month (9 August), will work with governments, UN agencies, the private sector and civil society organisations to identify and demonstrate new approaches to sustainable development. Poverty alleviation, social inclusion and environmental sustainability -- three of the major...

Fish and rice flourish together in paddies

SciDev.Net: A traditional farming technique that cultivates rice and fish side-by-side could help small farmers earn more money from their crops and reduce the impact on the environment, according to a study. When fish were introduced into flooded paddy fields, farmers were able to grow the same amount of grain as in conventional rice monocultures -- but with more than two-thirds less pesticide and a quarter less fertiliser, found a six-year long study conducted in China. These rice-fish co-cultures could...