But he insisted the UK was on target to meet the expectation - set out in its renewable "roadmap" - of the scale of on-shore wind's contribution to UK energy by 2020.

BBC: Ed Davey

The publication of the Small is Working: Technology for Poverty Reduction video and associated booklet, thirty years after Small Is Beautiful , is intended to present, review, revitalize and promote the contribution of smaller-scale and intermediate technology to poverty reduction and sustainable development.

UNESCO: Natural Sciences

Ever the consummate player, he knows when to scale back his contribution, yet still churns out one of the most fried solos of his career.

NPR: Earth: The Sound of Desert-Swept Doom