Cleantech

Cambridge start up claims it is closing deals to install lightweight solar converters across 27,000 car park spaces

Joel Makower talks to Paul Hawken about his bold proposals for reducing, not just stabilising, atmospheric concentrations of greenhouse gases

Annual grant programme opens to entries, but oil giant faces fresh accusations of 'greenwash' over climate conference sponsorship

Latest government survey again confirms strong support for renewable power, as opposition to fracking exceeds support for the first time

After 10 years development and $1bn raised, US start-up is to start producing non-flammable, long life batteries that cut grid emissions and boost green energy

Former star of E4 show embarks on new venture in nuclear physics

Technology giant announces it is to work with conservation charity to deploy cutting-edge green technology at historic properties

Small businesses in the developing world tipped to generate significant green growth and jobs over the coming decade

John Alker of the UK Green Building Council reveals how new smart monitoring devices promise to revolutionise our workplaces

New report suggests supplies of crucial metals are secure in the short to medium term, but policy intervention may be required as demand soars