Understanding carbon capture and its discussion at COP28

FILE - A liquid carbon dioxide containment unit stands outside the fabrication building of Glenwood Mason Supply Co. on April 18, 2023, in New York/AP

The future of fossil fuels is at the center of the United Nations climate summit in Dubai, where many activists, experts and nations are calling for an agreement to phase out the oil, gas and coal responsible for warming the planet. On the other side: energy companies and oil-rich nations with plans to keep drilling well into the future.