Search our collection of background (non-event) articles from news media, science journals and other sources.
A new report from the Governor's Salmon Recovery Office shows salmon and steelhead populations in Washington state teetering on the brink of extinction. Five or the populations of salmon and steelhead listed a threatened or endangered, are in crisis.
A new report based on necropsies conducted by the USGS's National Wildlife Health Center in Wisconsin suggests that the die-off was caused by long-term starvation and was likely exacerbated by a spate of freakishly cold weather.
The appeal was sent to president Putin on 30 October on behalf of Moscow and St Petersburg surfing federations, pointing his attention to the fact that traces of rocket fuel were found in samples from the polluted area. It means that the anthropogenic version of the recent environmental catastrophe mustn’t be brushed aside, the surfers say.
The event caused a die off of up to 95% of marine life along the seabed. The Russia's Academy of Sciences announced that the mass death was due to the effects of toxins from single-cell algae. Environmentalists are conducting their own inquiries and were not yet able to confirm the official probe's findings.
Environmental campaigners said they were conducting their own inquiries and were not yet able to confirm the official probe's findings.
A broad area of yellow foam is prompting some marine biologists to blame the catastrophe on a harmful algae. However, Governor Vladimir Solodov believes the most likely explanation is a spill. Tests have shown petroleum levels four times higher and phenol levels 2.5 times above normal.
Organizations representing Yukon River communities are drafting a letter to Gov. Mike Dunleavy seeking a fishery disaster declaration for this summer’s
The sudden deaths of some 330 elephants in northwestern Botswana earlier this year may have occurred because they drank water contaminated by toxic blue-green algae, the government announced Monday.
Researchers have identified an invasive blood-sucking parasite on mud shrimp in the waters of British Columbia's Calvert Island. The discovery represents the northern-most record of the parasite on the West Coast and is likely an indication of its ability to spread without human transport.
Parks Canada's website says that early park management practices resulted in too many wolves, while trails used for skiing and snowshoeing also made easy access for wolves to prey on the caribou herds. Habitat loss as a result of increased wildfires, insect outbreaks and human activity have also contributed to the population decline.
This year is shaping up to be the worst for sockeye salmon in the Fraser River since tracking began in 1893, according to the Pacific Salmon Commission.
A lack of wild bees and managed honeybees is limiting pollination and yields for certain crops on farms in British Columbia and across the United States, a collective of researchers has found.
The number of deaths was more than 13,000
Scientists have said the algae is spreading faster than anything they have seen in the remote Northwestern Hawaiian Islands.
Towering crags and peaks of the Canadian Rocky Mountains have been getting steadily greener over the past century, according to a new study.
Wild salmon have higher rates of the parasites when ocean fish farms are near, research shows
A group advocating for the conservation of wild Atlantic salmon says the number of adult salmon returning to North America rivers fell to near historic lows last year.
Scientists thought it was dead. But it’s heating water faster than the global average.
Feather, fur or fin, all creatures contend with viruses.
Even those athletes of our rivers, Atlantic salmon, usually aren’t as healthy as they look.
A study of tissue samples taken from 150 Atlantic salmon found 14 separate infectious
Changes are coming to the Arctic so fast that scientists haven't even had a chance to understand what's there
The grazing crisis in reindeer herding, the corona situation and the work on the Norwegian-Swedish Reindeer Grazing Convention was the theme of the meeting between Minister of Agriculture and Food Olaug Vervik Bollestad (KrF) and Sami Parliament President Aili Keskitalo.
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