One of Earth's greatest mysteries is how it transformed itself, ever so gradually, from a barren ball of rock into a launching pad for life.
Earth Sciences
Jul 15, 2021
13
204
A million years ago, dry seasons became more frequent and forests retreated before the encroaching savanna. Meanwhile, clustered around a nearby lake, our ancient ancestors fashioned stone tools.
Earth Sciences
Jul 8, 2021
0
18
The African continent contains some of the world's richest mineral resources. For instance, the Democratic Republic of Congo produces most of the world's cobalt; Rwanda, Ethiopia and Mozambique are major contributors to global ...
Earth Sciences
Feb 12, 2021
1
7
Most experts agree that halting climate change—and the global warming, extreme heat events and stronger storms that come with it—will require the removal of carbon dioxide and other greenhouse gasses from the atmosphere. ...
Environment
Jan 13, 2021
2
490
The proliferation of pits and ponds created in recent years by miners digging for small deposits of alluvial gold in Peru's Amazon has dramatically altered the landscape and increased the risk of mercury exposure for indigenous ...
Environment
Nov 27, 2020
0
226
A new way of looking at marine evolution over the past 540 million years has shown that levels of biodiversity in our oceans have remained fairly constant, rather than increasing continuously over the last 200 million years, ...
Ecology
Apr 23, 2020
3
391
Native fish discovered with spinal deformities in California's Sacramento-San Joaquin Delta in 2011 were exposed to high levels of selenium from their parents and food they ate as juveniles in the San Joaquin River, new research ...
Ecology
Feb 24, 2020
0
15
New research from Mauricio Ibanez-Mejia, an assistant professor of Earth and environmental sciences at the University of Rochester, and Francois Tissot, an assistant professor of geochemistry at the California Institute of ...
Earth Sciences
Dec 19, 2019
0
31
New Curtin University research into the way rocks melt in the Earth's mantle layer has uncovered new properties of the key crystal spinel, suggesting previous studies that used it to study mantle melting and tectonics may ...
Earth Sciences
Dec 17, 2019
0
67
The agency that monitors geological activity in New Zealand, GeoNet, had issued warnings that a volcano off the country's North Island was showing signs of "moderate volcanic unrest" but it might not have been possible to ...
Environment
Dec 10, 2019
0
14
