Solar PV

As Warren Buffett bets $2bn on US solar farms, a group of high-profile investors complete similar deal to acquire stake in 143MW Californian project

Sage of Omaha agrees to pay between $2bn and $2.5bn for SunPower’s 579MW Antelope Valley projects

New government strategy confirms UK on track to meet 15 per cent clean energy target as Green Investment Bank dishes out new loans

From decarbonisation targets to President Obama's moment of truth on climate change, we predict the big developments for the next 12 months

We run down the most popular 10 stories of the past 12 months

Social enterprise has installed 10 systems to help power businesses and training centres in sub-Saharan Africa

Wales' national mining museum has installed solar panels

Club announces deal with Good Energy deal that should save three quarters of a tonne of carbon emissions with each home game

Subsidy rates fall less than expected while new, higher banding for building-mounted systems is introduced

Over 70 companies sign letter to EU Energy Commissioner Günther Oettinger claiming retroactive cuts are damaging investor confidence