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Tipping points


Taking a core sample in the Congo peatlands in the DRC. Credit: Greenpeace/Kevin McElvaney.

Guest post: Discovering a potential ‘tipping point’ for Congo’s tropical peatland

The world’s largest tropical peatland complex lies in the centre of Africa’s Congo basin.  First mapped by my research team in 2017, we e... Read More

Guest posts | Nov 2. 2022.
Melting on the Larson c ice shelf in Antarctica

Tipping points: How could they shape the world’s response to climate change?

Researchers, economists and civil society representatives gathered in Exeter this week to discuss the prospect of “tipping points” in a warming w... Read More

Tipping points | Sep 16. 2022.
A close-up view of the rift separating Pine Island Glacier and Iceberg B-46. Credit: 2020 Images / Alamy Stock Photo.

Global warming above 1.5C could trigger ‘multiple’ tipping points

There is a “significant likelihood” that multiple “tipping points” will be crossed if global temperatures exceed 1.5C above pre-industrial le... Read More

Tipping points | Sep 8. 2022.
Three doves flying over the North Atlantic. Credit: Westend61 GmbH / Alamy Stock Photo.

Guest post: Clam shells show how North Atlantic ‘tipped’ into Little Ice Age

Global warming is already showing profound and visible impacts around the world. However, some changes may be unnoticed until they occur abruptly and... Read More

Guest posts | Sep 6. 2022.
Drought in the Amazon. Credit: Pulsar Imagens / Alamy Stock Photo. FTPJG9

Declining ‘resilience’ pushing Amazon rainforest towards tipping point

Three-quarters of the Amazon rainforest has lost “resilience” since 2003 – making it more vulnerable to extreme events such as droughts – acc... Read More

Tipping points | Mar 7. 2022.
Hospital main gate closed over tighter patient control after Coronavirus outbreak in China.

Analysis: Coronavirus temporarily reduced China’s CO2 emissions by a quarter

As China emerges from one of the most serious epidemics of the century – even as much of the rest of the world remains in a coronavirus crisis... Read More

China Policy | Feb 19. 2020.
Satellite image of Pine Island glacier in West Antarctica. Credit: NG Images / Alamy Stock Photo.

Guest post: How close is the West Antarctic ice sheet to a ‘tipping point’?

Between its east and west ice sheets and its peninsula, Antarctica holds enough ice to raise global sea levels by around 60m. The West Antarctic ... Read More

Guest posts | Feb 14. 2020.
Aerial image of the Amazon rainforest near Puerto Maldonado, Peru. Credit: Kuttig-Travel-2 / Alamy Stock Photo.

Guest post: Could climate change and deforestation spark Amazon ‘dieback’?

Last summer, the Amazon rainforest was in the news again for all the wrong reasons. Deforestation rates are on the rise under the leadership of Brazi... Read More

Guest posts | Feb 13. 2020.
Permafrost thaw in the Gates of the Arctic National Park, Alaska. Credit: Natural History Archive / Alamy Stock Photo. M5R6R1

Guest post: The irreversible emissions of a permafrost ‘tipping point’

Across vast swaths of the northern hemisphere’s higher reaches, frozen ground holds billions of tonnes of carbon.  As global temperatures r... Read More

Guest posts | Feb 12. 2020.
An argo float measures ocean temperatures. Credit: Argo program, Germany/Ifremer.

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 are the... Read More

Guest posts | Feb 11. 2020.

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 con... Read More

Tipping points | Feb 10. 2020.
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