"We don't want these things done in 2050, 2030, or even 2021," Thunberg said. "We want this done now."

The 17-year-old demanded participants "from all the companies, banks, institutions, and governments" in attendance to immediately halt all investments in fossil fuel exploration and extraction, end fossil fuel subsidies, and divest from all fossil fuels.

"I've been warned that telling people to panic about the climate crisis is a very dangerous thing to do, but don't worry—it's fine—I've done this before and I can assure you: it doesn't lead to anything."

"Our house is still on fire. Your inaction is fueling the flames by the hour. We are still telling you to panic, and to act as if you loved your children above all else."