Slight changes in the timing of the annual loss of sea-ice could have dire consequences for polar ecosystems, by allowing a lot more sunlight to reach the sea floor, a new study shows.
In the absence of time-travelling climatologists, models are unrivalled tools for understanding future climate, even when news ones predict wider uncertainties, write Sophie Lewis and Sarah Perkins.
People forced to leave their homes due to climate change and natural disasters don't want to be called refugees; they want to be seen as valued migrants, moving with the respect of the international community, writes Jane McAdam
We must listen to what the Pacific Islanders want in relation to cross-border migration. Too often ‘solutions’ thought up by the international community do not match needs on the ground, writes Jane McAdam.
Professor Chris Turney will deliver the year's first Brainfood public lecture and announce plans for an expedition to Antarctica to retrace the footsteps of the great scientist and explorer Sir Douglas Mawson.
An apparent slow-down in global warming during the past decade does not change best estimates of the long term response to increasing greenhouse gas emissions, writes Dr Steven Phipps.
Carbon dioxide levels have risen above 400 parts-per-million, but geoengineering is no alternative to reducing emissions, writes Professor Steve Sherwood.
Most species of gigantic animals that once roamed Australia had already disappeared by the time people arrived, a major review of the available evidence has concluded.