Sentences with phrase «destroy the ozone on»

Not exact matches

Koann Vikoren Skrzyniarz is the Founder and CEO of Sustainable Life Media and Sustainable Brands whose involvement with the intersection of environmental and human issues in business dates back to the mid-1980s when she launched international conferences on improving log utilization, reducing Waste Paper, and eliminating ozone - layer destroying chemicals (CFCs).

We can not blow up the world and continue to live on it; we can not destroy the ozone layer without risking skin cancer; we can not pollute all waters and be able to drink; we can not denude the surface of trees and expect the soil not to erode.

On World Food Day, IFOAM — Organics International calls for an end to the use of toxic inputs that are destroying soils and ecosystems as well as emitting ozone depleting greenhouse gases (GHG).

In 2004, Looy and her former Ph.D. advisor Henk Visscher proposed one way this might have played out, bases on fossilized abnormal plant spores found worldwide: volcanic gases — halocarbons like methyl chloride and methyl bromide — destroyed much or all of Earth's ozone layer, boosting UV - B exposure that would have affected life and potentially increased the genetic mutation rates in pollen and spores of plants worldwide.

«New ozone - destroying gases on the rise; not controlled by treaty.»

This is important, as a molecule of ozone lost in this region has a far larger impact on climate than a molecule destroyed at higher altitudes by longer - lived gases.»

The chlorine, in turn, goes on to destroy ozone — but only in the presence of light.

HCFCs are themselves replacements for chlorofluorocarbons (CFCs), ozone - destroying chemicals banned under the 1987 Montreal Protocol on Substances that Deplete the Ozone Lozone - destroying chemicals banned under the 1987 Montreal Protocol on Substances that Deplete the Ozone LOzone Layer.

It also keeps tabs on chlorine and other chemicals that destroy stratospheric ozone.

On Earth, oxygen, ozone and methane eliminate each other rapidly and other gases are destroyed by ultraviolet radiation from the sun.

On Mars, ozone is just as easily destroyed by the byproducts of water vapor breakdown by ultraviolet sunlight.

Tiny particles in these frozen clouds provide surfaces on which the critical chemical reactions take place that destroy ozone.

Firefighters have called on the world's users of halons not to destroy the ozone - depleting chemicals — or worse, release them into the air — as old fire - extinguishing systems are junked.

The Montreal Protocol cut back drastically on the manufacture of ozone - destroying compounds such as chlorofluorocarbons

Ozone amounts change with the seasons on the planet, as its presence relies on water vapor, which destroys oOzone amounts change with the seasons on the planet, as its presence relies on water vapor, which destroys ozoneozone.

No specific mention of the «volume cold enough for ozone loss» trend line is made in the Nature text, although it is stated that «Certain clouds in the stratosphere provide surfaces on which CFC decay products are converted into forms that destroy ozone â??

Although there isn't yet a clear explanation as to why this is happening, blame may still rest on short - lived ozone - destroying chemicals.

If our sun were to produce a large superflare, Earth's ozone layer would be destroyed, and ice on the daylight side of moons as far out as those of Jupiter or even Saturn would be melted, producing vast floodplains that refreeze after the flare subsides.

These organisms released enormous quantities of hydrogen sulfide into the atmosphere, which had the effect of poisoning most life on land, and destroying the ozone layer.

Their measurements, focusing on a time period in September each year — during which time the colder temperatures in the atmosphere promote the reactions that destroy ozone so that the hole is opening up — show that since 2000, the hole has shrunk by 1.7 million square miles, an area more than half the size of the continental United States.

While participating in a November conference connected with the International Year of Chemistry, I spent time talking with Molina of the University of California, San Diego, a 1995 laureate in chemistry for his work (with others) on the atmospheric impact of ozone - destroying refrigerants and related chemicals.

Farman et al. (1985); Susan Solomon and, independently, Michael McElroy and Steven Wofsky explained that the unexpected factor destroying ozone was catalysis on the surface of ice crystals in high clouds.

On the other hand, CFCs destroy ozone (a GHG) in the stratosphere.

«are the medium on which reservoir chlorine compounds are converted into ozone - destroying chlorine radicals.»

Koann Vikoren Skrzyniarz is the Founder and CEO of Sustainable Life Media and Sustainable Brands whose involvement with the intersection of environmental and human issues in business dates back to the mid-1980s when she launched international conferences on improving log utilization, reducing Waste Paper, and eliminating ozone - layer destroying chemicals (CFCs).

«Global geoengineering is completely disrupting the hydrological cycle, destroying the ozone layer (which is exposing all life on Earth to extreme UV radiation), and contaminating the entire surface of the planet with highly toxic bioavailable heavy metals and chemicals.

«(5) include as reductions in greenhouse gases reductions achieved through the destruction of methane and its conversion to carbon dioxide, and reductions achieved through destruction of chlorofluorocarbons or other ozone depleting substances, if permitted by the Administrator under section 619 (b)(9) and subject to the conditions specified in section 619 (b)(9), based on the carbon dioxide equivalent value of the substance destroyed.

Along with the resent reach on ozone - destroying thunderstorms, I wonder if the success of the Montreal Protocol could be endangered by global warming (or in the case of the Arctic winter, stratospheric cooling.)

Once considered fringe science, geoengineering gained respectability with an essay two years ago by chemist Paul J. Crutzen, who is something of an environmentalist hero — it was his Nobel Prize — winning work on the ozone hole that led to the ban on Freon and other ozone - destroying chemicals.

On the one hand, convection brings down ozone - rich air from the upper troposphere to the lower troposphere where it is rapidly destroyed, and replaces it with low - ozone air.

HCFCs are themselves replacements for chlorofluorocarbons (CFCs), ozone - destroying chemicals banned under the 1987 Montreal Protocol on Substances that Deplete the Ozone Lozone - destroying chemicals banned under the 1987 Montreal Protocol on Substances that Deplete the Ozone LOzone Layer.

Although there isn't yet a clear explanation as to why this is happening, blame may still rest on short - lived ozone - destroying chemicals.

The result would be a planet on which humans could work and survive outdoors in the summer only in mountainous regions [115,116]-- and there they would need to contend with the fact that a moist stratosphere would have destroyed the ozone layer [117].

The conclusion is based on a finding that bromine and iodine oxide, natural chemicals produced by sea spray and emissions from microscopic sea organisms, destroyed ozone in the atmosphere west of equatorial Africa — destroyed 50 % more ozone than than expected.

It was retroactively incorporated into the Vienna Convention and Montreal Protocol on substances that destroy the ozone layer.

Fortunately, the warming effect of these industrial chemicals may soon be leveling off since they have been banned on the basis of their ozone - destroying capability.

Bromine, the ozone - depleting element found in methyl bromide, is nearly 60 times more effective at destroying ozone than the chlorine found in CFCs.9 This means that even though its atmospheric lifetime is quite short (a little over a year) 31, the immediate impact of changes in methyl bromide emissions on the ozone layer is very high compared to other chemicals.