Action plans reveal onshore and offshore wind will deliver huge increase in renewable energy capacity, but UK industry demands more detail

Green group signals support for scaled-back emissions trading scheme that only covers energy utilities

HP latest firm to open up green intellectual property to the Eco-Patent Commons initiative

For years the International Energy Agency has been regarded as an adjunct to the fossil fuels industry, but now it is calling for a global low-carbon revolution

Venture capital investment in clean tech firms for the first half of the year tops $4bn

Measurement, reporting and verification dominate "frank discussion" between major economies

Helium-powered ships could be carrying freight – and even passengers – in as little as a decade's time

South Korean conglomerate announces plan to invest more than $14bn in developing low-carbon technologies

Rooftop solar firm follows $100m PG&E deal with fresh funding round