Beavers are influential animals in ecosystems. These dam-building, tree-chewing rodents change streamflow with their wooden barriers and create rich wetland habitats by diverting water into soils near rivers. They help conserve ...
Plants & Animals
Dec 13, 2023
0
19
Methylmercury is one of the chemicals that poses the greatest threat to global public health. People ingest methylmercury by eating fish, but how does the mercury end up in the fish? A new study shows that the concentrations ...
Ecology
Nov 6, 2023
0
4
The first widescale assessment of methylmercury in adult amphibians in the U.S. to date shows that in amphibians, this toxic compound is common, widespread, and at least for some, can reach very high levels.
Plants & Animals
Oct 30, 2023
0
54
In the search for ways to fight methylmercury in global waterways, scientists at Oak Ridge National Laboratory discovered that some forms of phytoplankton are good at degrading the potent neurotoxin.
Cell & Microbiology
Aug 9, 2023
0
63
A new study at Umeå University provides insight into how mercury transforms into its more toxic form, methylmercury, with the help of small sulfur-containing substances known as thiols.
Biochemistry
May 29, 2023
0
6
The interplay between mercury and manganese in Arctic seawater may explain a surprising drop researchers found in mercury levels in the Barents Sea during the winter.
Earth Sciences
Aug 18, 2022
0
53
During the 1950s and 1960s, Minamata Bay in Japan was the site of widespread mercury poisoning caused by the consumption of fish containing methylmercury—a toxic form of mercury that is synthesized when bacteria react with ...
Environment
May 11, 2022
0
11
We live in an era—the Anthropocene—where humans and societies are reshaping and changing ecosystems. Pollution, human-made climate change and overfishing have all altered marine life and ocean food webs.
Environment
Nov 8, 2019
0
235
As global temperatures continue to rise, the thawing of permafrost in Arctic areas is being accelerated and mercury that has been trapped in the frozen ground is now being released in various forms into surrounding waterways, ...
Environment
Oct 16, 2019
0
88
Add another item to the ever-growing list of the dangerous impacts of global climate change: Warming oceans are leading to an increase in the harmful neurotoxicant methylmercury in popular seafood, including cod, Atlantic ...
Environment
Aug 7, 2019
6
365
