Sentences with phrase «called ozone hole»

First sighted over Antarctica in the mid-1980s, the so - called ozone hole led to an international ban on CFCs in 1987.

It encompasses both a steady thinning of the ozone layer at mid-latitudes and its catastrophic springtime collapse at the poles, often called the ozone hole.

Not exact matches

But the world population is growing fast, and the rice fields needed to feed it emit so - called hydrocarbons, which are partly responsible for global warming and expanding the ozone hole.

However, scientists are not sure if the ozone hole can heal itself, BBC reported, citing David Vaughan from the British Antarctic Survey, who reportedly called for cautious optimism in reacting to the data, and added that numbers from a BAS study could help confirm the WMO's findings.

And then I met Erik Conway, and Erik had made the link to what had happened over the ozone hole, and then we started doing research, started digging a little bit, found this link for Fred Seitz back to the tobacco industry, and that I remember very clearly because I remember that day, I called Erik on the phone and I said, «Erik, we need to write a book.»

But of course the Ozone Hole over Kennebunkport remains a rallying call for the ideologues who still point to the protection of ozone as politicized sciOzone Hole over Kennebunkport remains a rallying call for the ideologues who still point to the protection of ozone as politicized sciozone as politicized science.

The discovery of the so - called «ozone hole» over the south polar region in 1986 was so disturbing, in fact, that 197 nations agreed to ban CFC's, widely used in air conditioners and refrigerators, just a year later, in an agreement known as the Montreal Protocol.

The press called it «a double ozone hole», focusing upon the holes and not on the croissant.

I would appreciate it if you could call to our attention any new study that examines the behavior of the NH ozone hole (of there is one) this year.