From the news to late-night shows, much of the media makes it sound as if renewables are on the verge of taking over. But that’s far from reality. In 2019, the latest complete year of data, 81% of the world’s energy supply came from fossil fuels, according to the International Energy Agency. Even if all nations were to fulfill their current climate promises, the IEA estimates that fossil-fuel use would still make up 73% by 2040.