Sentences with phrase «on ozone»

Higher levels of carbon dioxide, however, do have an indirect effect on the ozone layer in the stratosphere.

In addition, albedo modification introduces secondary effects on the ozone layer, precipitation patterns, terrestrial and marine ecosystems, and human health, with unknown social, political, and economic outcomes.

This prize was given for work on the ozone hole.

What studies have been done in the paleo record regarding CO2 effects on ozone in the stratosphere and how it affected life?

This finding suggests a source of potential economic benefits from strengthening regulations on ozone pollution; these benefits of course need to be compared with other costs and benefits.

The lead author of the recent study on the ozone layer believes that the reversal of the hole's expansion is in large part a result of the Protocol.

But the warming does not have an immediate effect on ozone loss and our observations show that ozone loss still continues these days.

She has done research on ozone layer protection and nuclear chemistry, including environmental chemistry, specifically.

And she happened to point out some very current and needed studies on ozone damage to plants.

Ultimately, the difference on ozone is that our leaders acted in good conscience.

Instead of fats and carbohydrates, EPDs list environmental impacts such as the global warming impact (the carbon footprint), impact on ozone depletion, acidification potential, and more.

In addition, he says, since CFCs are not particularly soluble in water, they would not be present in cloud - born ice particles in very high concentrations, so the mechanism Lu and Sanche propose would not dissociate enough CFCs to have a big impact on ozone levels.

Ellsaesser questioned the validity of government action on ozone depletion and reducing the use of CFC's.

Note as well that the strength of the vortex itself depends on the temperatures, which in turn depend on the ozone levels.

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.

Scientists are focussed on ozone depletion in the stratosphere and its part in Antarctic ice extent.

A real estate feud is brewing on an Ozone Park, Queens block.

Shindell, D.T., and V. Grewe, 2002: Separating the influence of halogen and climate changes on ozone recovery in the upper stratosphere.

What timing, I've just authored a guest post on ozone at WUWT.

A number of lawmakers, foreign governments and environmental advocates had urged the administration to offer an amendment to the Montreal Protocol, the international treaty on ozone - depleting substances, calling for the rapid elimination of HFC's.

On other questions, though, such as the delay on ozone standards, there are signs that politics are intruding.

The WOUDC data are subject to the Global Atmosphere Watch quality assurance system and the oversight of the Scientific Advisory Groups on ozone and solar ultraviolet radiation.

We've used the NASA Goddard Institute for Space Studies (GISS) climate model to examine the impact of a wetter stratosphere on climate and on ozone over populated areas (this study did not look at polar ozone).

The impact of methyl bromide on the ozone layer is unusually severe and rapid.

In the case of the attack on the ozone layer by chlorofluorocarbons, the impact could be made negligible by operating on the T factor alone, that is, ban the offending chemical.

In the study, the researchers used a 3D computer model of the atmosphere to determine the impact of VSLS on ozone and climate.

The goal of this paper, TOAR - Health, is to present the global distribution and trends of ozone using all available surface ozone observations and relying on ozone metrics that are relevant to human health.

Even so, right now this success seems rather abstract: The wound that we have inflicted on the ozone layer — the hole that opens above Antarctica at the beginning of the southern hemisphere spring — still persists.

«We tell our patients to watch for days of high heat and humidity, and to be especially mindful on ozone action days,» says Dr. Baptist.

I further consulted an old lecture from 1946 by Ernst H.Riesenfeld on ozone.

At least Chubachi's data were cited by Solomon et al., 1986, but his contribution sadly is not much acknowledged in the literature on the ozone hole history.