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Ancient ostrich eggshell reveals new evidence of extreme climate change thousands of years ago
extreme climate change ancient ostrich eggshell isotope amino acid evolution of species
2021/8/4
Evidence from an ancient eggshell has revealed important new information about the extreme climate change faced by human early ancestors.
Research links ancient Southeast Asia megadrought to drying in Africa（图）
ancient Southeast Asia megadrought drying in Africa
2020/9/11
Evidence found in caves in Laos helps tell a story about a connection between the end of the Green Sahara, when heavily vegetated Northern Africa became a hyper-arid landscape, and a previou...
Volcanic Eruptions Drove Ancient Global Warming Event（图）
Volcanic Eruptions Ancient Global Warming Event
2017/9/19
A natural global warming event that took place 56 million years ago was triggered almost entirely by volcanic eruptions that occurred as Greenland separated from Europe during the opening of the North...
Green Sahara's Ancient Rainfall Regime Revealed by Scientists
Green Sahara Ancient Rainfall Regime Scientists
2017/2/16
Rainfall patterns in the Sahara during the 6,000-year "Green Sahara" period have been pinpointed by analyzing marine sediments, according to new research led by a UA geoscientist.What is now the Sahar...
What the ancient CO2 record may mean for future climate change
ancient CO2 record future climate change
2016/11/4
The last time Earth experienced both ice sheets and carbon dioxide levels within the range predicted for this century was a period of major sea level rise, melting ice sheets and upheaval of tropical ...
Ancient shark teeth give clues to future of Arctic climate change
Sharks The North Pole. Tundra Animal Temperate forests Temperature The ocean Deep sea
2014/7/18
A new study of sharks that lived in warm Arctic waters millions of years ago suggests that some shark species could handle the falling Arctic salinity that may come with rising temperatures.
Abrupt Climate Change from Pre-Xia to Xia Dynasty and the Formation of Ancient Chinese Civilization
Xia Dynasty abrupt climate change ancient Chinese civilization
2008/7/8
The abrupt climate change of wetness in China from 2100 BC to 1800 BC is examined according to historical documentations, archaeological evidences and palaeo-climatic proxy data. The results show that...
In Arctic Alaska, the Warming Climate Threatens an Ancient Culture（图）
Arctic Warming Climate Ancient Culture
2006/12/15
SHISHMAREF, Alaska—Over the past 10 years, while much of the United States has debated the potential threat of global climate change, nearly 600 residents of this remote island village have seen its e...