World Economic Forum lists water crises, failure to adapt to climate change, and biodiversity loss among biggest threats facing the world

Eco-Safe Digestor, capable of processing over a tonne of food a day, will eliminate costly dumping of leftovers in landfill, company claims

Finding could be "game-changing", industry suggests, but green groups say ideas do not work in practice

Analysts says growing momentum and entrance of new issuers could push market to $100bn over the course of this year

Ford's trial with low carbon cars in London suggests shift in focus for large manufacturers

Latest phase of £5m scheme to increase public sector use of low carbon vehicles could see 200 plug-in cars introduced to fleets

Five-week trial will see first battery locomotive operating on the UK rail network in more than 50 years

A US company is tackling deforestation and creating jobs by providing a sustainable and profitable alternative to felling old growth forests

MSCI research says pension funds and insurance companies are not moving fast enough to capitalise fully on the global shift to green energy

Environmental groups welcome proposed amendment that opposition says would protect drinking water sources