Climate science
2C warming goal is a ‘defence line’, governments told
NEWS: Target exposes world’s poor to “very high risk” and should be tightened as much as possible, concludes expert dialogue
Leading scientists accused of offering false hope on climate
NEWS: German researcher says climate advisors should admit 2C goal is out of sight, but his critics say long term targets are useful for governments
Fossil fuels just pushed CO2 levels to a 3 million-year high
NEWS: Global concentrations of greenhouse gases surpass “significant milestone”, US climate science agency says
Rethink 2C climate goal, urge world’s most vulnerable
NEWS: Twenty nations menaced by rising sea levels and severe droughts attack “inadequate” temperature target
Saleemul Huq: Ditching 2C warming goal will condemn millions
COMMENT: Moves are afoot to lower expectations ahead of upcoming Paris deal, with long term costs for the planet
England set for record increase in heatwaves, say scientists
NEWS: Research using records dating back to 1659 indicates at least a 13-fold rise in the likelihood of human-influenced climate change
Is development the best kind of climate adaptation?
ANALYSIS: Experts debate whether reducing poverty should take priority over preparing for specific future changes to the climate
Climate change could wipe out 1 in 6 of planet’s species
NEWS: Wildlife facing extinction set to accelerate every extra degree world overheats, report finds
Greening Africa’s deserts could stem tragic tide of migrants
NEWS: Initiatives like the Great Green Wall can provide livelihoods in dry regions to support growing populations, say advocates
Pleas to protect Arctic as polar summit begins
NEWS: Arctic Council states handed document signed by scientists and Nobel Laureates urging oil-free future as retreating ice caps attract exploration and industrial fishing
John Kerry urges climate focus, bids to avert Arctic melt
NEWS: Climate change to take centre stage as US assumes leadership of Arctic region’s governing body
Artificial trees and nanotechnology: climate saviours?
NEWS: US scientists are making progress on radical methods to capture carbon dioxide from the atmosphere and neutralise emissions
Earth’s oceans have economic value of $24 trillion, says WWF
NEWS: Green campaign group warns valuable natural resource is threatened by pollution, overfishing and climate change
Ocean acidification triggered mass extinctions 252 million years ago
NEWS: The biggest extinction ever known on Earth resulted from oceans turned acid by CO2, the main gas driving human-caused climate change today
Polar bears hit by twin threats of pollution and climate change
NEWS: Plastic waste, toxic pollutants and climate adding pressures on polar bears in Arctic say researchers
World set for record droughts by 2050 – report
NEWS: US and the Mediterranean among parched regions projected for unprecedented dryness if heat-trapping gases keep rising through century
Permafrost ‘carbon bomb’ unlikely but melt danger rising
NEWS: Arctic’s frozen soil holds billions of tonnes of organic carbon – and global warming could speed its escape
Twitter failing to bridge gap between climate activists and sceptics
NEWS: Opposing groups as far apart as ever says new research based on tweeting habits of those in climate change arena
Canadian glaciers could start to disappear by 2040 – scientists
NEWS: Climate change could cause many glaciers in western Canada to start to disappear by mid century, affecting people and places that depend on their water
Prince Charles: Tropical forests hold key to addressing climate change
COMMENT: New report from Prince of Wales International Sustainability Unit highlights vulnerability of world’s rainforests