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bouclier d'ozone

Analytical combustion/emissions research related to the nasa high-speed research programIncreasing the pressure and temperature of the engines of new generation supersonic airliners increases the emissions of nitrogen oxides to a level that would have an adverse impact on the Earth's protective ozone layer...

général - core.ac.uk - PDF: hdl.handle.net

Review article pharmaceutical sciences ozone therapy: the alternative medicine of futureOzone (O3) is a gas which is an allotropic and a more active form of oxygen which is found in nature in protective ozone layer in our atmosphere...

PDF: citeseerx.ist.psu.edu

Scientific assessment of stratospheric ozone: 1989, volume 1... There have been highly significant advances in the understanding of the impact of human activities on the Earth's protective ozone layer...

PDF: hdl.handle.net

What do i do? i t he environmental protection agency(EPA) has been actively involved in reducing the production of chlorofluorocarbons (CFCs), which are destroying the Earth's protective ozone layer...

PDF: citeseerx.ist.psu.edu

Negotiating international standards for environmental management systems : the iso 14000 standards’, case study for the un vision project on global public policy networks, in: http://www.globalpublicpolicy.net... For example, the protective ozone layer in the upper atmosphere is being eaten away by actions taken in many different locales

PDF: www.gppi.net

Earth's protective ozone layer

environnement - iate.europa.eu

Earth's protective ozone shield

environnement - iate.europa.eu

bouclier d'ozone

ozone shield

environnement - iate.europa.eu

Des années d'études ont montré que des facteurs géographiques affectaient également la dureté du bouclier d'ozone.

Years of study have shown that geographical factors also affect the hardness of the ozone shield.

général - CCMatrix (Wikipedia + CommonCrawl)

Carburants utilisés dans les aérosols et les fluides frigorigènes qui sont censées être provoquant l'appauvrissement du Bouclier d'ozone de la terre.

FLUOROCARBON GASES Propellants used in aerosol products and refrigerants that are believed to be causing depletion of the earth's ozone shield.

général - CCMatrix (Wikipedia + CommonCrawl)

Il ne produit pas gasses malfaisant; et dans quelques personnifications il pourrait même aider à la reconstruction de notre bouclier d'ozone de dilution.

It does not produce harmful gases; and in some embodiments it could even assist in the rebuilding of our thinning ozone shield.

général - CCMatrix (Wikipedia + CommonCrawl)

Aussi, quand la nature se défend contre la folie humaine de destruction planétaire, la Terre devient de plus en plus nues et moins fructueux, et par la faute de l'homme l'air brûle, parce que le bouclier d'ozone sera lentement détruit.

Also, when nature defends itself against the human madness of planetary destruction, the Earth becomes ever more naked and less fruitful, and through the fault of humans the air will burn, because the ozone shield will slowly be destroyed.

général - CCMatrix (Wikipedia + CommonCrawl)

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Importance of biologically active aurora-like ultraviolet emission: stochastic irradiation of earth and mars by flares and explosions... Redistributed fractions are found to be of order 1%, evenin the presence of an ozone shield...

général - core.ac.uk - PDF: arxiv.org

Voluntary cutbacks and pretreaty behavior: the helsinki protocol and sulfur emissions. public finance review 25... In the past 15 years, nations have increased their awarenessof global and regional common problems involving the at-mosphere, oceans, rivers, and the stratospheric ozone shield...

PDF: pfr.sagepub.com

Ultraviolet radiation and cyanobacteria.... However, the marked increase in solar ultraviolet radiation (UVR) caused by the continuous depletion of the stratospheric ozone shield has fueled serious concerns about the ecological consequences for all living organisms, including cyanobacteria...

PDF: core.ac.uk

Save the ozone shield... However a layer of ozone in the atmosphere, called the ozone shield, protects the earth...

PDF: www.assumptionjournal.au.edu

bouclier d'ozone

Earth's ozone shield

environnement - iate.europa.eu

Earth's protective shield

environnement - iate.europa.eu

Publications scientifiques

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K absolute rate constant determinations of o('d) by time resolved decay of...O), INTRODUCflON During the past few years there has been increasing concern over possible depletion of the earth's ozone shield as a result of human activity...

général - core.ac.uk - PDF: tf.nist.gov

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International environment: u.s. actions to fulfill committments under five key agreements... These problems include (1) climate change, (2) drought and the expansion of degraded land, (3) environmental cooperation among the countries of North America, (4) illegal trade in endangered species, and (5) substances that deplete the earth's protective ozone layer...

général - core.ac.uk - PDF: digital.library.unt.edu

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Exergetic performance of a domestic refrigerator using r12 and its alternative refrigerantsProduction and use of R12 and other chlorofluorocarbon refrigerants will be prohibited completely all over the world in the year 2010 due to their harmful effects on the earth’s protective ozone layer...

général - core.ac.uk - PDF: core.ac.uk

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Life beyond the planet of origin and implications for the search for life on mars... Within the last 60 years space technology allowed us to transport life beyond Earth's protective shield so we may study, in situ, their responses to selected conditions of space...

général - core.ac.uk - PDF: hdl.handle.net