Ozone pollution has increased in Antarctica

Ozone pollution has increased in Antarctica

Ozone is a pollutant at ground level, but very high in the atmosphere’s “ozone layer,” it absorbs damaging ultraviolet radiation. Past studies have examined ozone levels in the Southern Hemisphere, but little is known about levels of the molecule in...
Climate change: The long view

Climate change: The long view

What will the Earth be like for our children and grandchildren, as temperatures continue to rise? We can be fairly certain of some things: Some regions will become inhospitable, as heat drives their inhabitants away or causes massive declines and changes in their...