The Ozone Hole Has Decreased by 30 %

This is not good for life on Earth. The hole in the ozone layer over Antarctica has dropped by 30 % in size in 2007 if we compare it to 2006, as revealed by new data sent by the European Space Agency's Envisat satellite. 0.3 % of the ozone layer mass is lost annually, but fluctuations in... [ read more >> ]