biomass

Here comes the sun: 100% renewables by 2050

by Bryan Walker February 7, 2011

Is a fully sustainable global energy system possible by 2050? It’s hard to imagine a more important question if we entertain hopes of avoiding the worst effects of climate change. It is the question addressed by a new and substantial report from the World Wide Fund for Nature (WWF) and the sustainable energy research and [...]

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Games without frontiers

by Gareth January 12, 2009

Jeux sans frontières realised in Clim’ City, an interesting learning game with obvious antecedents from Bordeaux’s Cap Sciences centre: reorganise the energy sources and economy of this French city and its surroundings – from ski field to beach resort – to reduce greenhouse gas emissions without crippling the economy. According to the Technology Review story, [...]

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Coppiced willow farming here

by Bryan Walker January 4, 2009

This column appeared in the Waikato Times in August 2008.  I have altered some of the wording to update it for this Hot Topic post. The change to renewable energy sources can seem daunting. Those with stakes in fossil fuels are often negative, claiming change will be too expensive, too difficult, or not yet necessary. [...]

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