Not exact matches
Now, researchers have found evidence of the intended consequence: a less holy
ozone layer.
Recent evidence
now suggests, however, that the molecules can reach the lower edge of the stratosphere, which includes the
ozone layer, despite its height 8 kilometers above the poles.
Even
now, the
ozone layer is not completely safe from solar attack.
«But we have identified
now that one of these chemicals is increasing rapidly and, if this increase is allowed to continue, it could offset some of the benefits to the
Ozone Layer provided by the Montreal Protocol.»
If the chemicals that were
now discovered in unexpectedly large amounts can reach the
ozone layer in significant quantities, they can cause damage.
But an international team of researchers, led by Oram, has
now found an unexpected, growing danger to the
ozone layer from substances not regulated by the treaty.
That's because Earth lacked an
ozone layer to protect it from UV light — which was far more intense 4 billion years ago than it is
now.
In addition, they must have been able to resist the biologically destructive ultraviolet radiation in sunlight, which was not absorbed by a
layer of
ozone as it is
now.
He also noted that the Montreal Protocol, as a side effect, has bought us about 10 years time in the climate issue, because the
now banned CFC's also have a greenhouse effect in addition to damaging the
ozone layer.
The eruptions released enough bromine to leave the
ozone layer partly damaged for several years afterward, the scientists
now estimate.
Now that we're on
ozone depletion, I read a few years ago that NOx over mid-latitudes in N. America, due to agriculture (chem fertilizers) & car - driving, was causing a thinning of the
ozone layer.
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.
Now, the
ozone layer is rapidly recovering.
Earth's much thicker
layer of low - level
ozone, however, has a much larger contribution from the build - up of molecular oxygen beginning some 2.4 billion years ago from photosynthetic microbes excreting oxygen as a waste gas, which
now along with plant life is constantly replenishing Earth's two - atom as well as three - stom
ozone oxygen molecules.
Scientists once believed that these rays were fully absorbed by the
ozone layer, but
now they're less sure, Dr. Zeichner says, given the
ozone's slow but steady depletion.
Now, thanks to global warming and a depleted
ozone layer, they can exist above ground.
Now, that hole in the
ozone layer is shrinking.
In a world of $ 3 a gallon gas, ever - tightening emissions regulations and an
ozone layer starting to look like that map of AT&T's 3G coverage, the entry - level horsepower number for a top - line sports sedan
now stands at a staggering 300.
Now, scientists have discovered that manmade GHGs and associated climate change are likely to have a severe adverse impact on human health as bad as — if not worse than — the hole in the
ozone layer.
Why not just say that the absorption of the suns UV energy creates heat and with the dissipation of the
ozone layer in the stratosphere, this is
now occuring closer to the earth in the troposphere rather than up in the stratosphere.
In a few years from
now when it finally dawns on people that we have been taken for the umpteenth scare ride (Club of Rome, Paul Ehrlich, Acid rain,
Ozone layer, DDT and many more) the Media will look to themselves and wonder, «how the hell could we be this stupid» Time Magazine and Newsweek know all about that after reporting on the «next Ice Age» scare of the 1970s.
As they gazed out over the great island that had lost its forests two thousand years ago, and looked out over the sea whose wild tuna fish populations have been diminished by 96 %, and enjoyed the fresh air that
now contained 385 ppm of CO2, and maybe more, and at night looked at the stars through a thinned
ozone layer they must wonder what went wrong.
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.
I remembered when I was young, we were taught that glass building panels would «kill the earth», it was then, when there were fewer building of glass window surrounds the building, but
now, everywhere — most buildings are geering up for the tallest in the region and of course thinning up the
ozone layer.
In his World Day of Peace Message in 1990, St. Pope John Paul II said, «The gradual depletion of the
ozone layer and the related «greenhouse effect» has
now reached crisis proportions as a consequence of industrial growth, massive urban concentrations and vastly increased energy needs.»
Observations and model calculations together indicate that healing of the Antarctic
ozone layer has
now begun to occur during the month of September.
Now the UN is setting up for the September 23rd meeting using the
ozone layer issue as a template for action on CO2.
Now we are reaping the rewards, with the
ozone layer in much better shape than it would have been without the United Nations (UN) treaty.
«A thinner
ozone layer allows more ultraviolet radiation to strike the earth's surface... In Patagonia, hunters
now report finding blind rabbits; fishermen catch blind salmon.»
Now the
ozone layer over the Arctic is so thin that for the first time it can be... Continue reading →
Now the scientists and negotiators behind the Protocol are taking on a new problem: the climate warming effects of chemicals that were supposed to be better for the
ozone layer.
As for the non-CO2 forcings, it is noteworthy that greenhouse gases controlled by the Montreal Protocol are
now decreasing, and recent agreement has been achieved to use the Montreal Protocol to phase out production of some additional greenhouse gases even though those gases do not affect the
ozone layer.
I think Earth
now has, in addition to the
ozone layer, a skydiver
layer.
Although the Montreal Protocol eliminated the use of most gases which were damaging the
ozone layer, its job is not done as hydrofluorocarbons (HFCs)-- the chemicals which have replaced
ozone - depleting substances — are
now destroying our climate.
At the same meeting, the parties agreed that climate change mitigation is
now an explicit goal of the Montreal Protocol, in addition to fighting
ozone layer depletion.
The manufacture of CFC gases for industrial use has
now been banned, and the
ozone layer is gradually returning to normal.
This is the man who said we needn't worry about the
ozone layer hole because his imaginary friend «Gaia» would sort it out; and who
now says we're doomed anyway.