Energy disruptor: Former University of Calgary professor David Keith talks about climate solutions as if the cost mattered

Is geoengineering the environment ready for its closeup? The New York Times thinks so, and a former University of Calgary professor is at the heart of a controversial conversation about how to cool down the planet. That man, Canadian David Keith, who is a professor of geophysical science at the University of Chicago, was in Calgary last week speaking at Energy Disruptors Unite!, a conference that featured a blend of regulators, industry heavyweights, climate scientists, youthful environmental ac