Solray Energy stakes claim to world's largest algae refinery, which converts toilet wastewater to biofuel
New Zealand is flushing with pride with the launch of what it claims is the world's biggest project to convert toilet wastewater to biofuel. Solray Energy unveiled its new sewage-fed algae refinery at...
RSPB's Vision 2050 assesses whether UK can meet its climate targets while avoiding damage to wildlife and plant populations
Centre for the Understanding of Sustainable Prosperity will look at social and economic questions of how to prosper on a finite planet
Renewable energy deals struck with wind and solar developers will mean Chilean capital's transport system will largely run on clean electricity
UK fracking approval is just a staging post in the shale gas journey, the destination remains unknown
Delays, flawed regulations, and PR fiascos have left the shale gas industry facing an uncertain future, despite yesterday's planning victory