Mass extinctions are rapid global decreases in Earth's biodiversity, with five key events identified over the planet's history, arguably the most famous of which occurred ~66 million years ago during the Cretaceous, which ...
Trophic ecology is the study of the food chain. On Tenerife in the Canary Islands, feral cats feast chiefly on rabbits, mice, rats, and native birds and reptiles. But new research shows that since 1986, the island's wild ...
A pair of researchers, one with the Climate and Global Dynamics Laboratory at the National Center for Atmospheric Research in Boulder, Colorado, the other with the Institute of Environment and Sustainability at the University ...
We all know that the dinosaurs died in a mass extinction. But did you know that there were other mass extinctions? There are five most significant mass extinctions, known as the "big five," where at least three-quarters of ...
Earth Sciences
Nov 1, 2021
0
314
A team of researchers with members affiliated with a large number of institutions across Japan has found that the Gulf stream and Kuroshio are synchronized on a decadal time scale. In their paper published in the journal ...
While scientists have amassed considerable knowledge of the rocky planets in our solar system, like Earth and Mars, much less is known about the icy water-rich planets, Neptune and Uranus.
Astronomy
May 18, 2021
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350
A new analysis of strontium isotopes in marine sediments has enabled scientists to reconstruct fluctuations in ocean chemistry related to changing climate conditions over the past 35 million years.
Earth Sciences
Mar 25, 2021
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218
Every year in May, female elephant seals leave the beaches in California where they gave birth, nursed young, and molted, to embark on a seven-month foraging migration across the North Pacific Ocean. There is danger in the ...
Plants & Animals
Mar 17, 2021
2
128
Warm, moist rivers of air in Antarctica play a key role in creating massive holes in sea ice in the Weddell Sea and may influence ocean conditions around the vast continent as well as climate change, according to Rutgers ...
Earth Sciences
Nov 11, 2020
3
392
A new study of an ancient period that is considered the closest natural analog to the era of modern human carbon emissions has found that massive volcanism sent great waves of carbon into the oceans over thousands of years—but ...
Earth Sciences
Sep 14, 2020
15
206
