Sentences with phrase «ozone hole is in»

Hahaha — And don't forget that the trees in question are in the NH, while the big bad ozone hole is in the SH.

Not exact matches

We managed to stop putting a hole in the ozone layer by phasing out the chemicals that were causing it (cholofluorocarbons) and, as a result, the hole is closing and there are millions fewer cases of skin cancer than there would otherwise have been.

Nature may kick back at us from time to time — with erosion, pollution, holes in the ozone layer and so on — but we like to think that these are simply impersonal matters of ecological imbalance.

Climate change, smog, acid rain, dead zones and the ozone hole are real issues affecting the planet, and nitrogen pollution plays a key role in each of them.

If CH2Cl2 emissions continue to rise at the rate seen in the last decade, recovery of the ozone hole would be delayed about 30 years, the researchers estimate in Nature Communications.

In October 1983, Farman discovered that a huge hole had opened up in the ozone layer over Antarctica — and that it was man - madIn October 1983, Farman discovered that a huge hole had opened up in the ozone layer over Antarctica — and that it was man - madin the ozone layer over Antarctica — and that it was man - made.

Ever since its discovery in 1985, the springtime ozone hole over Antarctica has been an insistent reminder of humankind's ability to cause environmental harm.

For while NASA's satellites had been monitoring ozone levels around the world 24/7, Farman had found the hole with an ageing instrument wrapped in a quilt.

In early October 2006, the Antarctic stratosphere was the coldest it has been since 1979, and the ozone hole loomed bigger than ever, spanning an area larger than North America.

In September, the ozone hole is at its largest because the cold winter months coupled with the returning daylight permit stratospheric cloud formations that do the most damage to the ozone layer.

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).

Since it was discovered in 1985, the Antarctic ozone hole has been a potent symbol of humankind's ability to cause unintended environmental harm.

Meanwhile, the ozone hole has strengthened winds in the region, which may be hindering the carbon storage.

Measurements have shown that ozone depletion starts each year in late August, as Antarctica emerges from its dark winter, and the hole is fully formed by early October.

Solomon and her colleagues believed they would get a clearer picture of chlorine's effects by looking earlier in the year, at ozone levels in September, when cold winter temperatures still prevail and the ozone hole is opening up.

«I think people, myself included, had been too focused on October, because that's when the ozone hole is enormous, in its full glory,» Solomon says.

The ozone hole was first discovered using ground - based data that began in the 1950s.

Such conditions are more likely in the Antarctic ozone hole than in the typically much warmer Arctic,» Björn - Martin Sinnhuber, KIT, says.

To what extent climate change due to the emission of greenhouse gases may favor the formation of an «ozone hole» in the Arctic stratosphere is an important topic of the POLSTRACC campaign.

Robert Watson, an atmospheric chemist at the University of East Anglia in the United Kindgdom, is being honored for his studies of the ozone hole and work toward an international agreement to ban the use of the chemicals causing ozone depletion; he later chaired the Intergovernmental Panel on Climate Change.

CFCs were banned from spray cans in the United States and Canada in the late 1970s, and the appearance of a «hole» in the ozone layer over Antarctica in the early 1980s created an international consensus that CFCs must go.

«There are ways that this approach could increase global ozone but at the same time, because of the climate dynamics in the polar regions, increase the ozone hole.»

Conditions are ripe for losses to surpass a record Arctic ozone hole observed in the spring of 2011, he adds.

The hole in the ozone layer over Antarctica, which allows harmful ultraviolet radiation to penetrate our atmosphere, is finally starting to heal.

The ozone hole is expected to recover back to 1980 levels in approximately 2070.

The ozone hole is a severe depletion of the ozone layer above Antarctica that was first detected in the 1980s.

The 2015 Antarctic ozone hole area was larger and formed later than in recent years, said scientists from NASA and the National Oceanic and Atmospheric Administration (NOAA).

These gases, culprits in no less than two environmental crimes — the ozone hole and climate change — are required to efficiently cool your food and beverages.

But in 1991, in addition to the high - altitude hole, ozone below 13 kilometres was destroyed by chemical reactions involving the volcanic aerosol.

In previous years, the Antarctic ozone hole, which is caused by destructive chemical reactions involving CFCs released by human activities, had formed at higher altitudes — above 15 kilometres.

«It's the equivalent of you or I sunbathing naked on the top of Everest under a hole in the ozone.»

The result is that Canadians — and the rest of the world — have been denied the chance to hear from some of the most authoritative scientific voices on important issues ranging from the Arctic ozone hole to radiation after the Fukushima Daiichi reactor accident in Japan, and even the effect of aquaculture on wild salmon.

Meanwhile, most Americans in fact are ignorant of the facts of climate science and even «confuse climate change with the ozone hole,» Schmidt remarked.

The role of carbon dioxide in depleting ozone was worked out in 1988, shortly after scientists identified the cause of the Antarctic ozone hole.

The increased wind speeds seem to be a result of cooling in the upper atmosphere, caused by the hole in the ozone layer above the pole, which is of course the result of chlorofluorocarbon (CFC) pollution.

In 1991, this depletion was as severe as in any year since the discovery of the ozone hole in the early 1980s, according to B. L. Johnson, T. Deshler and R. A. Thompson of the University of Wyoming, LaramiIn 1991, this depletion was as severe as in any year since the discovery of the ozone hole in the early 1980s, according to B. L. Johnson, T. Deshler and R. A. Thompson of the University of Wyoming, Laramiin any year since the discovery of the ozone hole in the early 1980s, according to B. L. Johnson, T. Deshler and R. A. Thompson of the University of Wyoming, Laramiin the early 1980s, according to B. L. Johnson, T. Deshler and R. A. Thompson of the University of Wyoming, Laramie.

The study, conducted with the help of Chilean health and veterinary authorities, appears to undermine local claims, repeated in the Western press over the past two years, that rabbits, sheep and other animals have been blinded by the ozone hole.

Similar clouds in the Antarctic, which cause the ozone hole there, have been observed from American spy planes, but the less stable northern clouds have been studied only with balloons and satellites.

The whole country is aware that it is increased ultraviolet light caused by the hole in the ozone layer over Antarctica that makes the sun so vicious.

While the ozone hole is a stratospheric phenomenon, it can also stir winds in the lower levels of the atmosphere, which in turn affect Antarctic sea ice.

Our emissions to the atmosphere impact on natural processes, the environment, and health in very many ways — the ozone hole was the first big warning.

Holes in the ozone can be directly attributed to coronal mass ejections that blast away these holes and excite the molecules in our upper atmosphere such that they rise and escape into sHoles in the ozone can be directly attributed to coronal mass ejections that blast away these holes and excite the molecules in our upper atmosphere such that they rise and escape into sholes and excite the molecules in our upper atmosphere such that they rise and escape into space.

While the ozone hole is a stratospheric phenomenon, it can also stir winds in the lower levels of the atmosphere, which in turn affect

Solomon's team found that more than half the shrinkage of the ozone hole was due solely to the reduction in atmospheric chlorine.

There are ways that this approach could increase global ozone but at the same time, because of the climate dynamics in the polar regions, increase the ozone hole,» Keith said.

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.

In fact the average concentration of ozone is everywhere lower than the value that used to define the present ozone hole.

With ozone layer depletion just beginning, large holes in the ozone layer are rare now; but the frequency and severity of ozone layer depletion will increase with time.

The study had also discovered that the largest ozone hole on record, which occurred in 2015, was due to the eruption of Chile's Calbuco volcano.

According to a study published in the March 2002 Journal of Geographical Research by a joint research team from the University of Maryland and NASA, overall, the increased amount of CO2 in the atmosphere is speeding up the recovery of the ozone layer — including the hole at the South Pole.