Seawater: memory keeper, energy source, and pollution tracking

Published: 21 October 2022

Sampling seawater just below the surface of a seagrass bed in Quatsino Sound, British Columbia. Credit: Mike McDermid What can a bottle of seawater tell you about the fish living below?

Narwhal tusks reveal mercury exposure related to climate change

Published: 29 March 2021

In the Arctic, climate change and pollution are the biggest threats to top predators like narwhals. Studying the animals’ tusks reveals that diet and exposure to pollution have shifted over the...

It’s snowing plastic

Published: 17 March 2021

The snow may be melting, but it is leaving pollution behind in the form of micro- and nano-plastics according to a McGill study that was recently published in Environmental Pollution. The pollution...

Smog in Montreal

Published: 3 February 2020

A smog warning is still in effect for the Greater Montreal area Monday as high concentrations of pollutants are expected to infiltrate the air. According to Environment Canada, this could "result...

Pollution from Athabasca oil sands affects weather processes

Published: 18 November 2019

Scientists have been looking at pollution affecting the air, land and water around the Athabasca Oil Sands for some time. After looking at contaminants in snow taken from up-to 25 km away from the...

Melting snow contains a toxic cocktail of pollutants

Published: 4 April 2017

With spring finally here and warmer temperatures just around the corner, snow will slowly melt away, releasing us from the clutches of winter. However, that’s not the only thing that the melting...

Woodstoves are good for the soul, bad for the heart

Published: 27 February 2017

The risk of acute myocardial infarction for the elderly living in and around small cities is increased by air pollution caused by biomass burning from woodstoves.  ...

Microplastic pollution discovered in St. Lawrence River

Published: 23 September 2014

A team of researchers from McGill University and the Quebec government have discovered microplastics (in the form of polyethylene 'microbeads,' less than 2 mm in diameter) widely distributed across...

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