An analysis of the hierarchy of tipping points suggests that during the last 66 million years, two events set the scene for further climate tipping and for the evolution of the climate system in particular. If the anthropogenic ...
Earth Sciences
Aug 9, 2023
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Next week a British engineering team heads off to Antarctica for the first stage of an ambitious scientific mission to collect water and sediment samples from a lake buried beneath three kilometres of solid ice. This extraordinary ...
Earth Sciences
Oct 10, 2011
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Early action could be crucial to addressing the problem of major increases in jellyfish numbers, which appears to be the result of human activities.
Ecology
Jun 8, 2009
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(PhysOrg.com) -- Studies of climate evolution and the ecology of past-times are often hampered by lost information - lost variables needed to complete the picture have been long thought untraceable but scientists have created ...
General Physics
May 27, 2009
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Scientists studying 1,600-year-old cotton from the banks of the Nile have found what they believe is the first evidence that punctuated evolution has occurred in a major crop group within the relatively short history of plant ...
Evolution
Apr 2, 2012
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The drilling through the ice sheet at NEEM (77 N, 51V) was completed in August and now scientists can begin to review whether the drilling was a success. 14 nations participated in the scientific work at NEEM, a project of ...
Earth Sciences
Oct 7, 2011
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Recently, climate change, including global warming, has been a "hot" news item as many regions of the world have experienced increasingly intense weather patterns, such as powerful hurricanes and extended floods or droughts. ...
Environment
Jul 26, 2013
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(Phys.org) -- As human ancestors rose on two feet in Africa and began their migrations across the world, the climate around them got warmer, and colder, wetter and drier. The plants and animals they competed with and relied ...
Archaeology
Apr 24, 2012
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Interplay between genes and the environment has been pondered at least since the phrase "nature versus nurture" was coined in the mid-1800s. But until the arrival of modern genomic sequencing tools, it was hard to measure ...
Biotechnology
Dec 12, 2013
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Freshwater ecosystems in northern regions are home to significantly more species of water fleas than traditionally thought, adding to evidence that regions with vanishing waters contain unique animal life.
Ecology
Mar 2, 2012
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