Department for International Development pledges to provide up to £250m over four years to help tackle marine plastic and illegal wildlife trade
Preliminary results from Starbucks trial suggests charging customers extra for takeaway cups is an effective way to change behaviour
New MIT study suggests cost of climate policies targeting CO2 reduction will be more than cancelled out by reductions in healthcare costs from air pollution
Survey on eco-concerns shows older people more worried about plastic waste, while younger people cite global warming as top green challenge
Latest government attitudes survey shows overwhelming support for clean energy - particularly solar and offshore wind - alongside rising concern over climate change
Subsidiary of DPD Group puts in order for 100 electric vans to cut emissions for urban deliveries
Research from Northern Gas Networks and ITM Power concludes large scale power-to-gas energy storage could integrate with current gas networks
'I believe in building a better future for our children, which requires offering them a planet that is still habitable in 25 years,' French president tells Congress, to rapturous applause
Ministers aim to make UK an AI research hot spot as clean tech firms seek to exploit machine learning opportunities
Germany, France and Sweden are among the countries advocating a faster transition to a clean economy, in a critical year for strengthening ambition