Figures suggest fuel savings and feed-in tariff payments mean solar panels pay for themselves in four to five years
Leeds and Bristol also on the podium as UK's micro-generation capacity rises 400 per cent since subsidy scheme began
German company accused of infringing on DuPont's intellectual property will "vigorously defend" lawsuit
Falling prices of photovoltaics means full cost parity with conventional power sources should be achieved by 2020, says industry body
Cylindrical solar panel manufacturer joins Evergreen Solar and SpectraWatt in declaring bankruptcy in the last month
A third of renewable energy company's electricity to come from solar power this year
Department of Energy finalises $852m loan guarantee for 250MW Genesis Solar project, with additional funds from private industry
Study reignites calls for UK government to bolster its support for solar technology
US developer completes $800m equity investment in First Solar's Agua Caliente photovoltaic project
Organisations looking to fit PV panels can apply for grants of up to £150,000 until fund expires