Earth may have been far more oxygen-rich early in its history than previously thought, setting the stage for the evolution of complex life, according to new research by scientists at the University of Alberta and the University ...
Earth Sciences
May 12, 2020
2
3034
As the 21st century progresses, rising atmospheric carbon dioxide (CO2) concentrations will cause urban and indoor levels of the gas to increase, and that may significantly reduce our basic decision-making ability and complex ...
Environment
Apr 21, 2020
51
2924
In the dramatically changing conditions of ancient Earth, organisms had to evolve new strategies to keep up. From the mid-Oligocene, roughly 30 million years ago, to the mid-to-late Miocene, about 5 million years ago, carbon ...
Ecology
Nov 8, 2018
0
170
Current climate change models might be overestimating how much carbon dioxide plants can suck from the atmosphere.
Environment
Sep 25, 2018
0
136
The loss of Arctic permafrost deposits by coastal erosion could amplify climate warming via the greenhouse effect. A study using sediment samples from the Sea of Okhotsk on the eastern coast of Russia led by AWI researchers ...
Environment
Sep 10, 2018
1
49
A new biosensor allows researchers to track oxygen levels in real time in "organ-on-a-chip" systems, making it possible to ensure that such systems more closely mimic the function of real organs. This is essential if organs-on-a-chip ...
Analytical Chemistry
Aug 20, 2018
0
114
It's official: 2017 was the third-warmest year on record for the globe, behind 2016 (first) and 2015, according to the 28th annual State of the Climate report. The planet also experienced record-high greenhouse gas concentrations ...
Environment
Aug 2, 2018
5
58
Climate change predictions are not taking account of the full range of possible effects of rising carbon dioxide levels, researchers say.
Environment
Jun 29, 2018
47
226
For decades, intensive groundwater pumping has caused ground beneath California's San Joaquin Valley to sink, damaging infrastructure. Now research published in the journal Nature Communications suggests that as pumping makes ...
Environment
Jun 5, 2018
0
141
It may not rank among the all-time greatest dramas, but the history of ice on Greenland has been a source of scientific controversy for more than a decade.
Earth Sciences
Mar 13, 2018
4
210
