In Canada, ambient carbon monoxide levels fell by 90 per cent from 1975 to 2015.
Ottawa's climate plan includes “gender-based" analyses.
Last election, the prime minister said he doesn’t worry about monetary policy.
Forgoing two years of economic growth over the next eight decades doesn’t seem like an existential challenge.
China and India set targets to increase carbon dioxide emissions, not reduce them.
Some historical perspective on Earth Day activism suggests cooler heads should prevail in climate change discussions.
Despite any rhetoric, the new plan will not affect the incidence of extreme weather.
The Trudeau government wants to achieve "net-zero" carbon emissions by 2050.
If governments rely on flawed models, they may overlook policies that could actually mitigate the consequences of our changing climate.