Whitbread promises to create network of 3,000 water refill sites, as campaign aimed at tackling plastic bottle waste steps up a gear

Cabinet secretary for environment, climate change, and land reform tells BusinessGreen why Holyrood fears Scotland's climate efforts could be 'held back' by Brexit

EXCLUSIVE: Pioneering project in Somaliland delivers first harvest of lettuce, tomatoes and cucumbers - all grown using only sea water

Beer giant unveils a new green power label for beers made with renewable electricity

Indian Prime Minister criticises 'selfishness' in global consumption patterns, as he calls on rich nations to do more to help developing countries tackle climate threat

Inspired by popularity of hashtag #naystrawatall, Scottish government is investigating whether it can impose a national ban on plastic straws

There's still no consensus on the cost of carbon, and it's blocking progress on emissions around the world, writes Andrew Warren

Just a fraction of global resources are re-used according to new research - but can we close the loop in time?

Turbines in the final phase of Walney Extension Offshore Wind Farm - which is set to become the world's largest offshore wind farm - are now generating power

Firm follows other big UK and European insurers by excluding coal companies from 1 April