What's Going on with the Hole in the Ozone Layer? We Asked a NASA Expert

What's going on with the hole in the ozone layer? Thanks to a global effort to regulate ozone-depleting substances, the ozone hole is showing signs of recovery and is projected to return to a healthy level by mid-century. However, at NASA, scientists continue to monitor its progress. @NASAGoddard's Qing Liang explains more. Keep up: https://go.nasa.gov/3DhEBvp Link to download this video: https://images.nasa.gov/details/What's Going on with the Hole in the Ozone Layer_ - Horizontal Video Producers: Scott Bednar, Jessica Wilde Editor: James Lucas Credit: NASA