Global News: But three interconnected threats may make the river`s flow far smaller in the future than it is today:
Drought
The Athabasca River`s flow has been measured since the early 1950s and water allocation decisions are based on that data, says University of Regina geography professor David Sauchyn. But recent research shows that recent decades have been a wet period. The region`s deeper history shows long, severe droughts.
Sauchyn studied rings on trees in the Athabasca`s headwaters, in Jasper...