Photovoltaic

Solar companies win right to challenge government proposals to halve feed-in tariff rates from December 12

Energy secretary admits feed-in tariffs need to be "more predictable" after giving companies just six weeks notice of cuts to incentives

Cut Don't Kill campaign says return on investment assumptions show justifications for feed-in tariff cuts are "misleading"

Installations completed after today likely to see long-term incentives halved, but final decision still rests on consultation

Swedish furniture giant to fit 45,360 panels on another 10 stores as part of a programme to cover 33 of its 44 buildings

Sage of Omaha's MidAmerican Energy Holdings Company buys 550MW California plant from First Solar

Research argues raising premium on energy bills from £2 to £6.50 a year would create solar industry independent of subsidy

Who said what in the world of green business this week?

China to probe US manufacturer subsidies just weeks after Obama administration announced its own price-fixing investigation