Why not knowing what to do isn't always a bad thing for leaders

In 2002, after a Pentagon news briefing, the then US secretary of defense Donald Rumsfeld was widely ridiculed for his thoughts about knowledge. Discussing the issue of whether Iraq was supplying weapons of mass destruction ...

Groundwater plays an invisible role supporting lakes

Nearly 90% of North America's lakes are located in Canada. That's why they make up such an enormous part of our landscape. Among their many vital functions, lakes are essential to the biodiversity of our territory and constitute ...

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