Replacements for banned CFCs polluting Arctic: study

Researchers find degraded, toxic compounds from CFC replacements in ice core sample from summit of Devon Ice Cap

Replacements for banned CFCs polluting Arctic: studySubstances used to replace ozone-depleting chlorofluorocarbons (CFCs) may be as problematic as their predecessors, a new study shows. “The degradation products from these substances may be just as concerning as the original chemicals they were meant to replace,” said Alison Criscitiello, director of the University of Alberta’s Canadian Ice Core Lab. “We are seeing significant levels of…

Does wastewater give early warning of COVID-19?

University of Alberta expert helping lead national pilot project that could be critical in the battle against the coronavirus

Does wastewater give early warning of COVID-19?One of the best ways to find out whether the spread of the coronavirus that causes COVID-19 is on the rise or declining in a community is to look in the sewer, say public health experts. That’s where you’ll find early telltale signs of its genetic signature. University of Alberta water expert Steve Hrudey is…

Vernal ponds are at the heart of the forest life cycle

Frogs, toads, salamanders, insects and other invertebrates teem in vernal pools, depending on where you live in the country

Vernal ponds are at the heart of the forest life cycleHave you ever walked in a forest in early spring and seen all the beautiful little ponds that dot the landscape? Have you gone there again in July and wondered where they went? I can explain what’s happening here and why they’re so critical to many animals. Vernal pools – also known as ephemeral, autumnal,…

Municipalities must take the lead in getting the lead out

The astonishing levels of lead in Canada’s drinking water requires action. That means taking simple measures at the local level, aided by federal incentives

Municipalities must take the lead in getting the lead outBy Paz Gómez Research Associate Frontier Centre for Public Policy Canadians have been exposed to a silent health hazard for more than 40 years: high levels of lead in tap water. Although a clear case of municipal mismanagement, Toronto shows the issue can be handled at the local level with minimal federal oversight – given…

The compelling case for selling Canada’s water to the U.S.

Americans need water and we have it. Canadians should begin to look at water as a commodity – the blue gold that it is.

The compelling case for selling Canada’s water to the U.S.“Water is more valuable than oil.” Former U.S. President George W. Bush Canada exports huge quantities of water to the United States and all over the world. As the world’s fifth largest exporter of agricultural products – which are composed mainly of water – huge amounts of Canadian water leave the country every day. Whole…

We’re awash with quality water in Canada

A Fraser Institute study evaluated the quantity and quality of Canada’s freshwater and discovered just a few areas of concern

We’re awash with quality water in CanadaBy Ross McKitrick, Elmira Aliakbari and Ashley Stedman The Fraser Institute It’s difficult to imagine a resource more vital than clean water. It’s essential for human health and contributes to economic and social well-being. To help Canadians understand the status of our water resources, a recent Fraser Institute study evaluated the quantity and quality of…

Emerging from a world of suffering with hope

We can’t wallow in despair. We need to look at what we and others are doing right and emulate what works

Despite what we see in our daily newsfeeds, life on Earth is actually improving. On a global level, we see significant drops in child mortality and increases in life expectancy. According to the World Health Organization, more than one billion people have gained access to safer drinking water since 1990. We also see amazing innovations…

Time to get serious about water quality in First Nation communities

Solving this seemingly intractable problem should be quite simple, but simply increasing funding will only make the problems worse

Time to get serious about water quality in First Nation communitiesPondering the crisis so many First Nations communities face over water quality, you can’t help but think of The Rime of the Ancient Mariner by Samuel Taylor Coleridge: “Water, water, everywhere, Nor any drop to drink.” The ironic dilemma of the mariner is obvious in more than 90 per cent of Canada’s First Nations communities. Most…