| 词汇 | example_english_ozone |
| 释义 | Examples of ozoneThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Ozone and chlorine dioxide are powerful oxidants that produce less well-known harmful by-products, but do not provide a disinfectant residual. You once testified before a congressional commit tee on ozone depletion. In 1983, the environmental standards were set for other major pollutants: carbon monoxide, nitrogen dioxide, fine particulates, and ozone. Their environmental policies are focused on some global issues, such as climate change and ozone layer depletion. Other compounds that may be introduced continuously into the waterlines during patient treatment are hydrogen peroxide and ozone. As winds sweep these chemical pockets into middle latitudes they encounter sunlight and trigger rapid ozone destruction. Given the significance of the stratospheric ozone layer, concern regarding the effects of pollution of the stratosphere has been expressed in recent years. The altitude at which the energy is released will affect the extent of ozone depletion. Injection of chlorine into the stratosphere would probably be required for significant volcanic-induced ozone depletion. The stratospheric dust cloud will mitigate the initial effects of ozone depletion. The obtained data include the survey of the atmospheric ozone and its trends, including seasonal ozone depletion in the polar regions. The whole appliance is continually vented with forced air to prevent ozone accumulation in the path of the beam. Minor changes occurred in relation to which of the temperature, ozone and consultation variables appeared in the final models. The ozone layer is monitored regularly and there are now signs that the ozone layer has stabilised. Silent discharge is mainly used to produce ozone, but this method has low ozone yield, and improvement in the ozone yield is thus highly desirable. Applications of plasmas now include surface modification, ozone production, thin-film deposition, etching and sterilization of bacteria-topics that have only been strongly investigated recently. At a given pulse repetition frequency, the ozone concentration increased with increasing applied voltage in the region of low applied voltage. The main methodological innovation of the paper, the model of feedbacks from emissions to agricultural productivity through the ozone chain, is important for the conclusion. Temperatures are rising, the ozone hole is bigger than ever before, and new epidemics of disease ravage a continually increasing populace. The ozone layer has recently also declined somewhat in the north polar regions. On the whole, the rescue of the ozone layer around the earth has been successful, but the risks of damage are not over yet. Nevertheless, international negotiations over the protection of ozone layer have been remarkably successful. Moreover, concerning wheat cultivars, it has been shown that newer cultivars tend to be more sensitive to ozone than older. Another pronounced change for ocean ecosystems could stem from depletion of the ozone layer. However, the relation between ozone concentration and the parameters is not yet clear. Over the past four decades, four potential mechanisms for rapid perturbations in the ozone column have come to light. Ozone diplomacy: new directions in safeguarding the planet. Other amendments sought to add requirements for monitoring ozone concentration in the member states. Here, alongside the elixir of ozone and holiday remembrances, there exists an enticing picture of crime-free boulevards and peer-group sociability. Ozone is a powerful oxidant and can be used as a primary disinfectant. Would you tell us something about your connection with the ozone project? However, worldwide compliance with current international agreements is rapidly reducing the yearly emissions of ozone-depleting substances. As those emissions cease, the ozone layer will gradually increase over the next several decades. After this, the ozone column is depleted by the emission of cosmic rays. The production of ozone depends on both the electrical and the physical parameters. Similarly, the next chapter discusses stratospheric ozone depletion. In comparison, the effects of temperature and surface level ozone were even smaller. Recent investigations of cosmological gamma ray bursts suggest that these too could cause ozone depletion. On the greenhouse effect, ozone layer and acid rain, his emphasis is on uncertainty and lack of information as to its causes and effects. Framing science: precautionar y discourse and the ozone treaties. The depletion of the ozone layer is the most obvious global and long-term effect. The oxic transition also produced the stratospheric ozone layer, which protects life from the most harmful wavelengths of solar ultraviolet radiation. Volcanic contribution of chlorine to the stratosphere : more significant to ozone than previously estimated? Finally, solar flares can also cause ozone depletion. Similarly, attention to the health and other consequences of an expanding ozone hole led to restrictions upon the release of chlorofluorocarbons into the atmosphere. There are four widely recognized drivers of this degradation of the biosphere: climate change, ozone depletion, toxic chemicals, and habitat destruction. Galactic cosmic rays are believed to play a role as contributor to ozone layer chemistry, biological mutation rates, and climate. Due to the existence of open magnetic field lines over the polar areas, the stratospheric ozone concentration can be highly reduced. A detailed computation of the ozone impact is outside the scope of this paper and is under careful investigation. The influence of globally warmer or cooler temperatures on the effectiveness of some of the ozone-perturbing agents described above is unknown. Can ozone depletion and global warming interact to produce rapid change? The 1200 g kwh-1 theoretical ozone yield is calculated by using thermo-chemical theory [1]. Banning chlorofluorocarbons: effor ts to protect stratospheric ozone. Moreover, economic profits can be expected from the production and sale of chemicals that do not deplete the ozone layer. During 8 days within the 2-week outbreak, the water treatment plant in the waterworks exhibited major deficiencies regarding the application of chlorine and/or ozone. Although the sun was younger, and about 30% less luminous, solar ultraviolet radiation from 200 to 320 nm was better able to penetrate this ozone-poor early atmosphere. In the case of polychromatic light, like in space or on a planetary surface that is unprotected by an ozone layer, the two processes run in parallel. The book finishes with ozone depletion and global warming. Total ancillary benefits of a climate policy consist of the health-related benefit plus the impact of lower ozone formation on yields. I will limit myself to comments on this particular article regarding global environmental issues, particularly acid rain, the threat to the ozone layer, loss of biodiversity and global climate change. On the other hand, we have a well-developed physical theory for how the ozone layer deteriorates and/or recovers, and the same can be said about the acid rain problem. A formula considering the ozone destruction factor is derived for predicting the characteristics of the ozone generation, within the range of the corona inception voltage to the gap breakdown voltage. The formula (22) may be an applicable approximation method for the estimation of the effects of polarity on the ozone concentration by inserting the appropriate voltage into the formula. Part 3: chemical reactivity toward air, ozone and light. Since the ozone data were missing during one of the influenza epidemics, the modelling was also carried out omitting the ozone variables, to avoid losing information on that epidemic. The emerging biofilm bacteria at sites 2 and 3 were probably due to the relatively low chlorine residual and use of ozone in the treatment process. Global warming, deforestation of tropical forests, and the thinning of the ozone layer are examples of some of the more salient problems confronting the world today. The evolution and variability of atmospheric ozone over geological time. Ozone concentrations and ultraviolet fluxes on earth-like planets around other stars. Such an event has twice the fluence of the likely nearest supernova and many orders of magnitude more than a solar flare, which produces significant ozone depletion. While crude, we believe that our procedure produces crop loss estimates of the right order of magnitude and is relevant for discussing man-made pollution through the ozone chain. The sensitivity to ozone of different vegetables varies significantly. Environmental groups highlight the serious problem for the planet caused by the destruction of the rainforest or the creation of the hole in the ozone layer. Researchers continue to measure action spectra for important biological processes, leading to a better understanding of the effects of irradiation and changes induced by ozone layer depletion. The trend showing the dependence of the concentration of ozone in oxygen on these parameters generally agrees with the experimental results, thus confirming the validity of the mathematical model. The evolution of atmospheric ozone. The first is about ozone at ground level, which is accepted as a health hazard. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The advisory group on the medical aspects of air pollution episodes has completed a detailed report on ozone and its effects on health. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Secondly, because trains use less fuel, they also produce smaller amounts of the polluting exhaust gases that threaten the ozone layer. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Chlorofluorocarbons may damage the statospheric ozone layer, but at the moment the evidence for this is uncertain. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 From climate change to waste collection, from the ozone layer to the protection of birds, the search for sustainable development is unremitting. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The object of this experiment or observation was to measure ozone concentrations. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Indeed, high ozone levels can occur in turbulent weather conditions and on occasions when they would appear to be most unlikely. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 One indication of the intensity of photo-chemical reactions is the amount of oxidants, particularly ozone, in the atmosphere. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 I know that a number of contrary views have been expressed about the cause and effect of the ozone layer. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 She appeared to have even less scientific knowledge when she suggested that the measure was intended to deal with the hole in the ozone layer. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The proposal is likely to aim at controlling emissions of volatile organic compounds as precursors of ground level ozone. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The ozone layer is virtually our only protection on the earth against ultra-violet radiation. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 However, the departments are replacing halon fire extinguishers with ozone-friendly alternatives. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Most of the applications using such chemicals will be converted to use non-ozone-depleting alternatives. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Is it not one of the proudest boasts of the tube railways that the traveller has the privilege of breathing rich ozone? From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The effect that we call acid rain is a photochemical smog created by a combination of sulphur dioxide, nitrogen oxide, hydrocarbons and ozone. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 I know of cases in which ozone has been introduced with great success into the atmosphere in such chambers as this. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Ozone is a long-range, transboundary pollutant whose source can be 1,000 or more kilometres away. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 At the present rate the ozone layer is expected to start recovering by the middle of the century. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 When two processes work in opposition, of course, a working level of ozone is established in the atmosphere. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Knowledge of the threat of damage to the ozone layer has been with us for much longer than some of us think. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 I wish to make one other point about the effect of damage to the ozone layer on the population of this country. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Let us take, for instance, the three-phase history of the ozone hole itself. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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