US government backs Nevada facility that can store thermal energy for up to 10 hours, eliminating intermittency issues
Renewables rise from 5.4 per cent to nine per cent of total capacity, while oil and nuclear's share of energy mix falls
The Spanish government has slashed its solar power subsidies
Who said what in the world of green business this week?
Short-term lowering of limits by 10km/h imposed as part of a package of measures to cut oil demand
Unrest in North Africa prompts government to reduce speed limits, increase biofuel blends and cut rail fares in attempt to save oil
Supreme Court will decide if government's attempt to cut tariffs for country's solar generators is legal
Prime Minister Jose Zapatero tells G20 meeting over a million jobs could be created in renewable energy and sustainable transport
New €100m plant set to supply 400,000 people with electricity from wood fuel
Industry ministry announces plans to cut feed-in tariffs for photovoltaic installations by up to 45 per cent