The eligibility of energy storage systems for a programme financing energy efficiency and renewables through property tax assessment shows that the technology is maturing rapidly, according to the CEO of the North American arm of Sonnenbatterie.

The impact on the cost and availability of finance for solar projects in the wake of a successful Paris summit could be profound, writes John Parnell.

Bosses of companies including HSBC Holdings, Microsoft, Nestlé, Dow Chemical Company have signed an open letter urging for action on climate change.

Investment in clean energy surged in emerging economies during 2014, the Bloomberg New Energy Finance (BNEF) Climatescope report has found.

Leading US installer SolarCity is raising US$113 million through a bond sale to technology investor, Silver Lake Kraftwerk, the company's chairman, Elon Musk, and CEO Lyndon Rive.

The road will be “bumpy”, but solar in the US will continue outstripping predictions by traditional energy forecasters, reaching its next order of magnitude increase in installed capacity by 2030, according to an analyst at GTM Research.

The California Public Utilities Commission (CPUC) has received a petition with more than 130,000 signatures calling on it not to enact controversial proposals to reform net metering in the state.

Global utility E.ON has completed a 20MW solar project in California as the group continues its progress towards becoming solely focused on renewables.