Tagged: tidal

Just as the tide was flowing - Hot Topic

Bryan Walker Feb 09, 2011

Two disparate news items in New Zealand newspapers highlight some of the problems facing any switch from fossil fuels to renewable energy sources. The first is the Environment Court’s welcome approval of Crest Energy’s application to sink 200 turbines to the sea bed of the Kaipara Harbour where the strong tidal flow will be used [...] … Read More

Here comes the sun: 100% renewables by 2050 - Hot Topic

Bryan Walker Feb 07, 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 [...] … Read More