Green gold

No longer the preserve of the bearded and sandal-wearing, socially responsible investment has increasingly entered the mainstream. For years, investors had to make do with volatile funds investing in smaller and start-up companies, which meant they often had to sacrifice performance for principles. But as more and more companies have started to realise the risk management benefits of managing their businesses ethically, and 'green' companies have grown more sophisticated and profitable, the choice is not so stark. So what does the landscape for green and ethical investment look like now? ...