renewables

Such a summit would have been unthinkable a dozen years ago in the wake of the 2011 Fukushima nuclear accident in Japan, but a warming planet creating a need to phase out fossil fuels and war in Ukraine laying bare a dependence on Russian energy have turned the tables over the past half decade.

Climate activist Greta Thunberg went on trial on Thursday for refusing to leave a protest that blocked the entrance to a major oil and gas industry conference in London last year.

The relentless technological advances have seen innovations such as solar panels progress from simply heating water for residential swimming pools to utility-scale solar farms.

"Right now, wind is generating almost no power. When renewables are unreliable, as they are now, natural gas plants must increase capacity to keep Albertans safe," Alberta Premier Danielle Smith posted on social media Friday, shortly after the province's grid operator issued an appeal for consumers to conserve electricity to protect the system.