Massive volcanic events in Earth's history that released large amounts of carbon into the atmosphere frequently correlate with periods of severe environmental change and mass extinctions. A new method to estimate how much ...
Earth Sciences
Feb 29, 2024
0
177
Tuna is one of the most popular seafoods worldwide. But this protein-rich fish can build up high levels of methylmercury from feeding on contaminated prey, like smaller fish or crustaceans. Despite efforts to reduce mercury ...
Ecology
Feb 21, 2024
0
74
About 10% of human-made mercury emissions into the atmosphere each year are the result of global deforestation, according to a new MIT study.
Earth Sciences
Feb 12, 2024
0
28
Humans have increased the concentration of potentially toxic mercury in the atmosphere sevenfold since the beginning of the modern era around 1500 C.E., according to new research from the Harvard John A. Paulson School of ...
Earth Sciences
Nov 1, 2023
1
46
Missing from partisan political debates over regulations affecting the energy sector is the stunning success of the federal government's signature environmental laws. A prime example: the U.S. Environmental Protection Agency's ...
Environment
Jun 7, 2023
0
54
Researchers estimate that mercury emissions in the atmosphere have quadrupled since the Industrial Revolution. The heavy metal, generated by burning fossil fuels and the disposal of industrial and medical waste, has become ...
Biochemistry
Aug 15, 2022
0
93
Mercury released into the atmosphere by industry enters the sea and from there makes its way into the food chain. Now, an analysis by the University of Basel has revealed how the harmful substance enters seawater in the first ...
Environment
Sep 29, 2021
4
51
The concentration of mercury in the fish in Alaska's Yukon River may exceed the EPA's human health criterion by 2050 if greenhouse gas emissions that cause global warming are not constrained, according to scientific research ...
Environment
Sep 16, 2020
0
121
Mercury is an incredibly stubborn toxin. Once it is emitted from the smokestacks of coal-fired power plants, among other sources, the gas can drift through the atmosphere for up to a year before settling into oceans and lakes. ...
Environment
Nov 1, 2018
2
64
A Duke University-led study has found dangerously high levels of mercury and its more toxic chemical cousin, methylmercury, in soils, sediments and rivers near artisanal gold mines in the West African nation of Senegal.
Environment
Feb 9, 2018
0
142
