Guest post: Could the Atlantic Overturning Circulation ‘shut down’?
Generally, we think of climate change as a gradual process: the more greenhouse gases that humans emit, the more the climate will change. But...
Explainer: Nine ‘tipping points’ that could be triggered by climate change
The persistent march of a warming climate is seen across a multitude of continuous, incremental changes. CO2 levels in the atmosphere. Ocean heat content....
Explainer: How ‘Atlantification’ is making the Arctic Ocean saltier and warmer
In the seas above Scandinavia, there is a point where the Arctic Ocean collides with the warmer, saltier waters of the Atlantic.
This Arctic region...
Analysis: The climate papers most featured in the media in 2019
Last year saw the rise of climate change protests, with Greta Thunberg, school strikes and Extinction Rebellion generating global news coverage.
The impacts of climate...
Existing Paris climate pledges commit sea level rise to ‘one metre by 2300’
Global greenhouse gas emissions up to 2030 could be enough to raise sea levels by more than one metre by 2300, a new study...
State of the climate: Low sea ice and near-record warmth define 2019 to date
This year is shaping up to be the second warmest on record for most surface temperature datasets, behind only the super-El Niño year of...
In-depth Q&A: The IPCC’s special report on the ocean and cryosphere
Earlier today in Monaco, the Intergovernmental Panel on Climate Change (IPCC) published its special report on the ocean and cryosphere in a changing climate...
Explainer: How climate change is accelerating sea level rise
Sea level rise (SLR) is one of the most severe impacts of climate change, with rising waters threatening to inundate small-island nations and coastal...
Global sea level rise began accelerating ‘30 years earlier’ than previously thought
Global sea level rise began to accelerate in the 1960s, 30 years earlier than suggested by previous assessments, a new study finds.
The study, published...
Analysis: Major update to ocean-heat record could shrink 1.5C carbon budget
The UK’s Met Office recently released “HadSST4”, the largest update since 2011 to its widely used sea surface temperature (SST) record.
The new version provides...