NEWS: UN’s chief climate diplomat and key player in Paris agreement says she will step down in July
NEWS: As disputed territory gets increasing international recognition, lead envoy says it is ready to contribute to global warming efforts
NEWS: Despite intense hostility from Republican critics and legal block from Supreme Court, top US negotiator says White House is ‘sticking to its plan’
BLOG: What’s it like negotiating for the world’s poorest at UN climate talks? Here’s a unique glimpse into life behind the scenes, courtesy of the London-based IIED
NEWS: Official credited with guiding Paris COP21 summit to successful conclusion announces he is to step down to focus on new role heading constitutional court
BLOG: With or without Washington, governments in developing countries are already taking steps to slash emissions and clean up their economies
NEWS: Pacific island parliament fires starting gun on formal approval of new treaty scheduled to take effect from 2020
NEWS: Robust regulations in oilsands and transport sector needed to make good on its pledges for 2030, biennial UN report shows
NEWS: After courtroom setback for Obama’s signature climate initiative, NGOs say there is still momentum behind clean energy shift
NEWS: UK weather agency’s chief scientist warns funding cuts on leaving EU would affect the quality of its long-term forecasts
ANALYSIS: A decision to stall President Obama’s flagship Clean Power Plan undermines US standing on global warming abroad
BLOG: Climate body launches social media campaign to raise profile of global deal ahead of April ceremony
NEWS: Fertilising algae with iron filings is no easy climate fix, study finds, as benefits in one region will be offset elsewhere
INTERVIEW: Despite climate concerns, hundreds of coal plants are being built worldwide. The World Coal Association argues governments should stump up for cleaner technology
INTERVIEW: Laurence Tubiana says maintaining momentum from COP21 summit is vital as governments prepare to work on finer details of historic pact
NEWS: 2015 landmark climate agreement open for signature on April 22 in New York, coinciding with Earth Day, says secretary-general
NEWS: Represented by human rights lawyer Amal Clooney, former leader wins release from prison and speaks out against successor
NEWS: Modi and Hollande inaugurate New Delhi HQ of 122-strong coalition following announcement at Paris climate summit
INTERVIEW: Protests are the norm with onshore energy projects – but let industry address ‘fears and myths’ to prove benefits, says top natural gas lobbyist
INTERVIEW: With Middle Eastern governments accepting hydrocarbons’ days are numbered, Christiana Figueres says progress on decarbonising economy is inevitable