Three Chinese astronauts on the Tiangong space station interact with college students in Beijing via a livestream on New Year's Day. They also talked with students in the Hong Kong and Macao special administrative regions.
To date, more than 130 countries have pledged to achieve carbon neutrality by the middle of this century.
As the 30-day countdown to the event begins, China Daily has invited Zhang Li, chief planner of the National Ski Jumping Center, to join a live talk on Chinese design for winter sports venues.
