Sentences with phrase «seasonal hole in the ozone»

Good news for fans of planet Earth: The seasonal hole in the ozone layer over Antarctica was at its second - smallest point in the past 20 years, according to new research from NASA and the National Oceanic and Atmospheric Administration (NOAA).

The Arctic ice pack is thinning, and in many years there is also a seasonal hole in the ozone layer.

Not exact matches

She collected pollen and irradiated it in a lab for 3 minutes with UV light, simulating the amount of UV that can reach the Earth's surface in Patagonia and other regions in the southern hemisphere under the seasonal ozone hole.

Since then, scientists have observed seasonal fluctuations in the size of the ozone hole.

In the mid-1980s, scientists discovered that a seasonal hole was forming in the ozone layer over the South PolIn the mid-1980s, scientists discovered that a seasonal hole was forming in the ozone layer over the South Polin the ozone layer over the South Pole.