Earth's orbit affects millennial climate variability

Abundant geological evidence demonstrates that Earth's climate has experienced millennial-scale variability superimposed on glacial–interglacial fluctuations through the Pleistocene. The magnitude of millennial climate ...

How climate change could impact algae in the global ocean

Global warming is likely to cause abrupt changes to important algal communities because of shifting biodiversity 'break point' boundaries in the oceans—according to research from the University of East Anglia and the Earlham ...

No good news here: Key IPCC findings on climate change

The UN Intergovernmental Panel on Climate Change's first major scientific assessment since 2014, released Monday, shows unequivocally that global warming is unfolding more quickly than feared and that humanity is almost entirely ...

Studies add to concern about climate tipping

Two model studies document the probability of climate tipping in Earth subsystems. The findings support the urgency of restricting CO2 emissions as abrupt climate changes might be less predictable and more widespread in the ...

'Doomsday' climate tipping points have wiggle room: study

Global warming thresholds that could tip massive ice sheets into irreversible melting or see the Amazon rainforest shrivel into savannah have "grace periods", giving humanity more time to draw down planet-warming carbon emissions, ...

Abrupt ice age climate changes behaved like cascading dominoes

Throughout the last ice age, the climate changed repeatedly and rapidly during so-called Dansgaard-Oeschger events, where Greenland temperatures rose between 5 and 16 degrees Celsius in decades. When certain parts of the ...

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