[Earth’s Atmosphere] There is a hole in the ozone layer? Gr…
There is a hole in the ozone layer? Great. What can possibly be done? This final video shows reason to be optimistic, not just about the ozone layer, but about humanity’s ability to act. The following video shows the location and intensity of the ozone hole from 1979 to 2013. Take note of the line graph, included below, that shows the minimum concentration for each year. Click here to open the video with closed captions in a new window. Since 1993, what has the trend been for minimum ozone concentrations at the South Pole?