NEWS: Chief French climate diplomat says hosts of COP21 will take lead if countries fail to deliver new text by August
NEWS: President of 2015 climate summit says he’s encouraged by countries backing calls to radically cut CO2 emissions in second half of century
NEWS: Harper government says plan is “fair and ambitious”, but critics point to reliance on carbon credits and inaction on tar sands
NEWS: Executive secretary of UN climate convention rejects notion carbon curbs will slow growth, admits 2015 deal will not be a “silver bullet”
BLOG: US legal expert lays out criteria for Paris pact, warns administration should not over commit or it could face trouble in courts
ANALYSIS: What requirements will a proposed 2015 global warming deal place on countries? It’s a question exercising top legal minds
NEWS: Government is playing up the challenges of emissions cuts in a consultation on its contribution to a global climate deal
NEWS: Government has promised to deliver ambitious plan to UN, but critics say work on Paris contribution has slowed
NEWS: Target exposes world’s poor to “very high risk” and should be tightened as much as possible, concludes expert dialogue
ANALYSIS: France’s offer to business and regions to provide solutions could be a game changer if hosts can get round to working out a plan
INTERVIEW: High risk countries press for tougher carbon cuts, fearing 2015 deal would leave them facing series of disasters
COMMENT: Moves are afoot to lower expectations ahead of upcoming Paris deal, with long term costs for the planet
NEWS: Former UK climate envoy appeals to Japanese premier Shinzo Abe to change course and offer tough emissions goal for Paris
COMMENT: Climate change may constitute the most serious challenge to the fulfilment of human rights in our world today
NEWS: China, Canada, Saudi Arabia and Australia set to deliver pledges by June; countries open to international ambition review
ANALYSIS: National climate strategies are the building blocks of any UN emissions pact, and time is running out for governments to deliver
NEWS: Lasting regime for assessing climate action more important to global deal this December than upfront pledges, Major Economies Forum concludes
NEWS: Country probed how it will curb climbing CO2 emissions from oil and gas sector as tar sands crude pumping set to double
ANALYSIS: Insiders hint radical carbon cuts unlikely, with Delhi depending on global support to clean energy supply
NEWS: UN climate chief urges businesses to look for opportunities in countries’ contributions to a global climate deal