Chemicals that cause ozone depletion cfcs chlorofluorocarbons when these break apart in the ozone, they destroy parts of it. The layer of ozone gas is what which protects us from the harmful ultraviolet radiations of the sun. Download affordable depletion of ozone layer editable powerpoint template now. Ozone depletion facts and information national geographic. The earths ozone layer ozone layerthe region of the stratosphere containing the bulk of atmospheric ozone. Without the montreal protocol, skin cancers would have been much worse it will take time for the ozone layer to recover. Ozone depletion ozone depletion chlorofluorocarbon. Depletion of ozone layer powerpoint template is one of the. Displaying powerpoint presentation on depletion of ozone layer 679324 available to view or download. Our ozone layer depletion ppt template is excellent for giving an indepth presentation about such a topic.
Even with full compliance of the montreal protocol, the ozone layer will remain particularly vulnerable for the next decade or so. The net gwps of halocarbons depend strongly upon the effectiveness of each compound for ozone destruction. In this ozone worksheet, students fill in the blanks to sentences while following a powerpoint presentation on the ozone layer, its depletion, the causes of the depletion and its structure. Depletion of ozone layer editable word template and design. The questions address the nature of atmospheric ozone, the chemicals that cause ozone depletion, how global and polar ozone depletion occur, and what could lie ahead for the ozone layer. Ozone depletion eric lin, cody lu natalie qin, silvia shi the ozone layer is essential to organisms because it protects them from harmful effects of the. Jul 15, 2019 ozone layer depletion has been one of the major concern for the scientists of the world. This printable depletion of ozone layer editable word template is available for easy to use.
Ozone layer depletion article about ozone layer depletion. Find answers to frequently asked questions about the ozone layer, ozone depletion, and the effects of ozone depletion on health and the environment. Researchers found evidence that linked the depletion of the ozone layer to the. Ozone layer depletion ozone depletion chlorofluorocarbon. Gwps including indirect effects of ozone depletion have been estimated fo r a variety of halocarbons cfcs, halons, hcfcs, etc. Find out what caused the ozone hole, and how the 1989 montreal protocol sought to put an end to ozone depletion. Read this collection of articles, studies, educating literature and scientific studies of our planet, space and human life. The condition of the ozone layer is a heated topic in such conversations.
There, it will absorb almost all ultraviolet light which is harmful to many organisms. Chapte r ozone depletion potentials, global warming. Ozone depletion stock pictures, royaltyfree photos. Why the hole in the atmospheric ozone layer above us. Download the ozone layer formation and depletion ppt for free.
Since about the 1970s, there has been a decrease in total volume of the ozone in the ozone. Ppt the ozone layer powerpoint presentation free to download id. The troposphere is full of weather and bad ozone, and above that, is the stratosphere, where good ozone protects us against dangerous uv light. Ozone is a colourless gas which is found in the stratosphere of our upper atmosphere. A very easy way to control ozone depletion would be to limit or reduce the amount of driving as vehicular emissions eventually result in smog which is a culprit in the deterioration of the ozone layer. Cfcs, hcfcs, halons, methyl bromide, carbon tetrachloride, and methyl chloroform. A free powerpoint ppt presentation displayed as a flash slide show on id.
Project report on ozone depletion environmental pollution. Find highquality ozone depletion stock photos and editorial news pictures from getty images. Jul 02, 2015 this quick video discusses the role of the ozone layer and how cfcs can cause ozone depletion. Temperature of the stratosphere is a key factor, as is sunlight, in the depletion of ozone. The thinning is most pronounced in the polar regions, especially over antarctica. Ozone layer the ozone layer is basically naturally occurring gas in the region of stratosphere where ozone particles are accumulated 2. The project will have all world class amenities such as better hospitals. The ozone layer lies approximately 1540 kilometers 1025 miles above the earths surface, in the stratosphere. Apr 29, 2014 ozone layer plays an important role in absorbing biologically harmful ultraviolet radiation emitted by the sun. Protecting the ozone layer while also preventing climate change. Ozone layer depletion has been one of the major concern for the scientists of the world. Ozone depletion free download as powerpoint presentation. Ozone layer depletion the emission of ods account for roughly 90% of total depletion of ozone layer in stratosphere.
Ppt 25th anniversary of the montreal protocol on substances. Ozone depletion consists of two related events observed since the late 1970s. The ozone layer formation and depletion powerpoint presentation. This depleting ozone layer is termed as ozone hole. Nearly 90% of earths ozone is in the stratosphere and referred to as the ozone layer.
We collected most searched pages list related with seminar for ozone layer depletion and more about it. Jul 11, 2017 depletion of ozone layer powerpoint template is one of the best powerpoint templates by. The adobe flash plugin is needed to view this content. Ozone is a gas made up of three oxygen atoms o3 much like the layer of butter that settles on top if a glass of buttermilk is left unattended for a while. Ozone layer depletion is one of the most serious problems faced by our planet earth. This depletion of ozone layer professional powerpoint template is. Conclusion protecting ozone layer is very important because it protect us from harmful uv radiation. The ozone depletion potential odp of a chemical compound is the relative amount of degradation to the ozone layer it can cause, with trichlorofluoromethane r11 or cfc11 being fixed at an odp of 1. Depletion of ozone layer authorstream presentation.
Ozone layer depletion cause, effects, and solutions. Let us have a detailed look at the various causes and effects of ozone layer depletion. Depletion of ozone layer powerpoint template comes with different editable charts. A critical link in protecting climate and the ozone layer. The majority of the atmospheres ozone resides in the stratosphere, with the biggest. Twenty questions and answers about the ozone layer. Ozone depletion linked to increasing skin cancer in chile. As a result the total amount of ozone remains constant. The stratospheric chemistry and the ozone layer stratospheric circulation. Causes of ozone layer depletion and its effects on human. Pdf causes of ozone layer depletion and its effects on. The report also suggests that by the age of 18, many adolescents have already been exposed to 80% of a safe lifetime dose of ultraviolet uv radiation.
Chlorodifluoromethane r22, for example, has an odp of 0. Ppt ozone depletion powerpoint presentation free to. Windows users may successfully insert the jpeg files on the cd into powerpoint files. Formation and depletion effect of the montreal protocol on stratospheric cl sunlight incident on earth is very roughly. Sep 23, 2019 substances that deplete the ozone layer. Mar 21, 2020 ozone depletion, gradual thinning of earth s ozone layer in the upper atmosphere caused by the release of chemical compounds containing gaseous chlorine or bromine from industry and other human activities. Influences of ozone layer depletion and climate change on uvradiation. Apr 18, 2019 the ozone layer helps to protect life from harmful ultraviolet radiation. Displaying powerpoint presentation on the ozone layer formation and depletion available to view or download. The term ozone depletion can refer to a number of distinct, but related phenomena. Ppt the ozone layer powerpoint presentation free to. Ozone layer depletion penn state college of earth and.
The atmosphere is mostly transparent to the visible except for scatter. This understanding the ozone hole powerpoint follow sheet worksheet is suitable for 8th 10th grade. The term ozone depletion means more than just the natural destruction of ozone damage in the ozone layer will naturally mean the entry of harmful rays in to the atmosphere. Evs global warming, ozone depletion ppt free download as powerpoint presentation. Ppt protection of the ozone layer montreal protocol. Failure to comply with the montreal protocol will delay or even prevent the recovery of the ozone layer. Download premium powerpoint templates and business design templates. It is also one of the prime reasons which are leading to global warming. The abundance of hfc23 was 22 ppt in 2008, with an annual growth rate of 0. In the arctic polar regions, similar processes occur that have also led to the depletion of column ozone. This phenomenon is known as the antarctic ozone hole. What we all need to understand is the idea that we all are going to have to face the repercussions of ozone layer depletion.
Ozone layer is also naturally broken down but there is a balance between its formation and natural depletion. Ozone and the ozone hole background catalyst to breaking up the ozone layer. Ozone depletion introduction ozone ozone layer ozone depletion causes effects the thinning of the ozone layer it can happen naturally but human intervention is the main reason for ozone depletion is brought about by odcs or ozone depleting chemicals. Lord abnev in presents a guided software reader in executable format to stop hole ozone layer and live green better. Themes for 1998 a presentation kit unep ozone secretariat the montreal protocol is working scientific assessment. Powerpoint is the worlds most popular presentation software which can let you create professional depletion of ozone layer powerpoint presentation easily and in no time. Ozone depletion over india with so much worry about the rapid ozone depletion taking place in various parts of the earth, indian scientists are closely monitoring the ozone layer over india for possible depletion trends. The ozone layer was discovered in 19 by the french physicists charles fabry and henri buisson. In our present study, we shall discuss how ozone layer depletion is affecting human health and we shall also discuss some recommendations to minimize ozone depletion and its adverse effects on human health.
Graphs and diagrams slides to give professional look to you presentation. Be effective with your powerpoint presentations by using our depletion of ozone layer powerpoint presentation template. Additionally for mac users, some problems were discovered with many of the jpeg files. Ozone and environment ozone o3 a gas composed of three atoms of oxygen bluish gas that is harmful to breathe nearly 90% of the earths ozone is in the stratosphere and is referred to as the ozone layer ozone absorbs a band of ultraviolet radiation called uvb ozone depleting substances ods. Policy responses to ozone depletion mario molina and sherwood rowland showed in 1974 that cfc gases destroy ozone coordinating committee on ozone layer ccol established by unep in the 1970s vienna convention for the protection of the ozone layer held in 1985 montreal protocol to ban.
Basic ozone layer science ozone layer protection us epa. Professional depletion of ozone layer editable powerpoint. Ozone layer depletion ozone layer depletion is the gradual thinning of the earths ozone layer in the upper atmosphere caused due tho release of chemical compounds containing gaseous bromine or chlorine from industries or other human activities. Understanding the ozone hole powerpoint follow sheet. Ozone and environment ozone o3 a gas composed of three atoms of oxygen bluish gas that is harmful to breathe nearly 90% of the earth sponsored links displaying powerpoint presentation on ozone layer depletion available to view or download. It contains high concentrations of ozone o3 relative to other parts of the atmosphere. Summary ozone gas and ozone layer process of ozone layer is depletion harmful effect of ozone layer depletion the world response to ozone layer. Presentation on ozone depletion slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The answers are updates of those first presented in the previous ozone assessment, scientific assessment of ozone depletion. These ultra violet rays have a destructive effect on humans, marine life, crops and other living creatures. It contains some videos and gif at thte end from an external source.
Timeline of stratospheric ozone depletion and observations. Policy responses to ozone depletion mario molina and sherwood rowland showed in 1974 that cfc gases destroy ozone coordinating committee on ozone layer ccol established by unep in the 1970s vienna convention for the protection of the ozone layer held in 1985 montreal protocol to ban substances that. Evs global warming, ozone depletion ppt ozone depletion. Policy should be strictly enforce to stop production of ozone depleting materials. However, the fact that there also exists another layer strong enough to stop the former one is comforting. To be able to explain how the ozone layer protects the earth from harmful ultraviolet uv radiation and explain how ozone depletion takes place. What is important to keep in mind is the fact that prevention of ozone layer depletion is so very important because it directly affects the well being of the people. Unlike oxygen o2, ozone has a strong scent and is blue in color.
The causes, mechanism and bioeffects of ozone layer depletion on humans were addressed. Now, you can easily use our professionally predesigned ozone layer depletion powerpoint template to cover it all and serve information to your intended audience. Ozone layer depletion powerpoint template sketchbubble. If you continue browsing the site, you agree to the use of cookies on this website. This free powerpoint template helps you to grasp the attention of your viewers towards the importance, effects and causes of ozone layer depletion.
Our powerpoint presentation about ozone depletion, its effects and its causes. Ozone depletion simple english wikipedia, the free encyclopedia. Cfc 11, or r11 has the maximum potential amongst chlorocarbons because of the. Ozone is a gas that is present in the ozone layer in the stratosphere of the earth.
One of the main reasons for the widespread concern about depletion of the ozone layer is the anticipated. Ozone khar is a pre launched 23 bhk residential real estate project in west mumbai designed and developed by ozone group. However, now a days due to awareness, the production of cfcs has reduced to a significant amount. Download s depletion of ozone layer microsoft word template design now. Depletion of this layer by ozone depleting substances ods will lead to higher uvb levels, which in turn will cause. The ozone layer is mainly found in the lower portion of the stratosphere. Ozone layer depletion freeware free download ozone layer.
The ozone layer refers to a region of earths stratosphere that absorbs most of the suns uv radiation. Ppt ozone layer depletion powerpoint presentation free. If interested, you can purchase this powerpoint from my online store. Ppt ozone layer depletion authorstream presentation. This helps you give your presentation on depletion of ozone layer in a conference, a school lecture, a business proposal, in a webinar and business and professional representations. Download depletion of ozone layer 679324 ppt for free.
The level from which it extends outward varies with latitude. Near the ground, ozone forming as a result of chemical reactions involving traffic pollution and sunlight may cause a number of respiratory problems, particularly for young children. Ozone layer depletion causes, effects and solutions 7. Ozone gas is perceptibly blue in colour and has a characteristic pungent smell. Ozone absorbs a band of ultraviolet radiation called uvb.
These processes are all intimately connected through chemical, radiative, and dynamical feedbacks. Ozone can be bad every spring a hole in the layer of harmless ozone as big as the usa opens over antarctica, a smaller one develops over the arctic at the north pole this is the first signs that the ozone layer is. Frequently asked questions about the ozone layer ozone. Effects of ozone layer depletion the direct result of the ozone layer depletion will be an increase of the amount of uv radiation that will reach the earths surface. Ozone khar a superb real estate project which is about to be launched at khar,west mumbai. If so, share your ppt presentation slides online with. Affordable and search from millions of royalty free images, photos and vectors. Ozone layer depletion cause, effects, and solutions biology. Be effective with your business documentation by using our depletion of ozone layer word document template. This helps you give your presentation on depletion of ozone layer in a conference, a school lecture, a business proposal, in a webinar and business and professional.
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