From solar flights to rising oil prices, we run down the most popular green business stories this week
Solar Impulse completes first zero emission flight Researchers turn attention to round-the-world record attempt after successfully completing first hour-long test flight Google leads coalition...
BusinessGreen rounds up all the green business news from the world this week
UK needs to ensure its transport policy is all driving in the same direction, argues Good Energy's Juliet Davenport
Ofgem takes action against firm over 'poor switching process and customer service', but Solarplicity says it has made 'vast improvements' to its services
Probe will determine whether subsidy scheme is in line with EU State Aid rules following shock court ruling last year