World leaders announce new biodiversity commitments as they declare upcoming nature summit a global priority
British Prime Minister voices fears that getting major economies to deliver on $100bn climate finance pledge to vulnerable nations will be 'tough' going
Deal with ViriCiti aims to strengthen fleet management services for growing number of companies switching to electric vehicles
The Royal College of Physicians is joining a growing number of UK health organisations that are divesting from fossil fuel companies
Campaign group says action to ground flights at airport is proportionate to climate threat, as Heathrow says activists will face 'full force of the law'
State Governor Andrew Cuomo sets out 2019 agenda targeting a doubling of solar capacity by 2025 and a quadrupling of offshore wind capacity by 2035