While renewable sources have made some inroads in some developing countries — particularly in China and India — government subsidies for fossil fuels have held down prices in many others.
(Photo credit: Roger Taylor)
Focus on Gender: Small-scale tech can transform women's lives
Small-scale technology can help women to raise their status and increase their income and education, says Henrietta Miers.
28 February 2013
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EN
Building support for locally relevant climate tech
Climate Innovation Centers can promote clean technologies but need backing with a coordinated effort, says policy specialist Ambuj Sagar.
28 September 2012
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EN
Measuring progress on technology for development
The Rio+20 Secretariat's analysis of S&T trends and achievements since the 1992 Earth Summit points to ways of accelerating progress.
16 March 2012
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EN
Source: UN Conference on Sustainable Development (Rio+20)
Anticipating the drawbacks of biofuels
Growing biofuels requires careful consideration, particularly with regards to food security and livelihoods.
16 January 2009
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EN
Source: IWMI
Nepal to generate electricity from waste
Nepal sees waste-to-energy projects as a way to meet energy demand and also manage waste.
3 May 2013
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EN
Solar-powered 3D printer uses sand to make glass
A 3D printer that makes use of abundant solar energy and desert sand could be a cost-effective way of producing glass in the future.
22 March 2013
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EN
31 December 2012
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ES