Friday, February 14, 2020

Philippe Van Cappellen to receive Award of Excellence in Graduate Supervision

Philippe Van Cappellen

Professor and Canada Excellence Research Chair Laureate Philippe Van Cappellen has been selected to receive an Award of Excellence in Graduate Supervision this year from the University of Waterloo.

Thursday, February 6, 2020

At least 13% of wastewater treated by Southern Ontario septic systems ends up in streams

The presence of artificial sweeteners has revealed that at least 13 percent of septic system wastewater from rural Southern Ontario homes eventually makes its way into local streams.

In a recent study, researchers at the University of Waterloo used the presence of artificial sweeteners excreted from humans to identify the wastewater content in streams across rural Southern Ontario.

Monday, October 21, 2019

Rising emissions are turning arctic permafrost into carbon source

Arctic regions have captured and stored carbon for tens of thousands of years, but a new study shows winter carbon emissions from the Arctic may now be putting more carbon into the atmosphere than is taken up by plants each year.

Monday, February 25, 2019

Researchers discover when and where oxygen began its rise

Mt. McRae Shale sedimentary rocks from Australia

Oxygen in the form of the oxygen molecule (O2), produced by plants and vital for animals, is thankfully abundant in Earth’s atmosphere and oceans. Researchers studying the history of O2 on Earth, however, know that it was relatively scarce for much of our planet’s 4.6 billion-year existence.   

Sunday, July 1, 2018

Early ocean anoxia may have led to first mass extinction event

Dengying Formation (South China)

A new study by an international collaboration involving Earth and Environmental Sciences Professor Brian Kendall suggests the world’s first mass extinction event 540 million years ago was caused by a widespread loss of dissolved oxygen in the Earth’s oceans.

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