New York

City to expand renewable energy generation, improve efficiency of buildings, transition to electric vehicles and improve waste management to cut emissions

Zurich-based reinsurance giant unveils plans for major new solar plant to generate clean electricity for US operations

UN expects ratification surge at Wednesday's event in New York, fuelling hopes the deal will enter force by the end of the year

Arup study highlights Hackney, Islington and Tower Hamlets as having populations with highest health risk from rising temperatures

Governor Cuomo's Clean Energy Standard sets up clean energy credit subsidy system to support renewables and nuclear power

Student-built EV accelerated to 100kph in just over 1.51 seconds, stamping on previous 1.78 second EV world record

Solarize NYC will allow communities to join together into single purchasing groups to access cheaper solar power

International body teams up with Earth Day in bid to plant nearly eight billion trees by 2020

The 'adaptation economy' has grown steadily to be worth over £223bn, but vast inequalities still remain, according to new research

French foreign minister says efforts to fight climate change will be given a push if heads of government ratify the deal