Spain

Developers Aqualia says algae-based technology could enable Spain to 'power 200,000 vehicles through a single toilet flush'

Wind and solar power companies warn unprecedented changes will have a profound impact on health of the industry

The last three months saw wind farms produce more electricity than any other source, with six terawatt hours produced in January

Super-sized bath toys could lead the fight against water pollution

New plant in Spain kicks off five-year project to grow micro-algae at waste-water treatment plants

Spanish government suspends payments for new solar, wind and biomass plants, as Germany mulls further feed-in tariff changes

Spanish renewable energy firm hails investment as major step in its plan to lead green energy market

OPT announces EU-backed project designed to cut cost of marine energy and increase power supply

Airline teams up with Boeing to trial jatropha-based fuel with a view to starting biofuel-powered services to Costa Rica

Globalisation "bearing fruit" for Spanish wind turbine manufacturer