She had just been looking at the record of average surface temperatures of the earth. The enhanced lower stratospheric cooling over the polar cap region renders the stratospheric ozone layer more susceptible to ozone destroying chemicals 84, 85. Global climate change and ozone depletion a free powerpoint ppt presentation displayed as a flash slide show on id. The increase in the levels of uv rays lead to high rate of skin cancer and eye related problems. Ozone depletion essay example topics and well written. Apr 18, 2019 the ozone layer helps to protect life from harmful ultraviolet radiation.
Global warming is predicted to cause rising ocean levels, lower plant productivity, and more frequent and dangerous weather patterns. Having an increase in temperature around the world give stresses to the nature and later on affect the wellbeing of living things. Some halocarbons ozone depleting substances, or odss deplete the ozone layer, while others greenhouse gases, or ghgs are thought to contribute to global warming. Why the hole in the atmospheric ozone layer above us. This pack is focused on teaching students the basics of each, and giving them a chance to compare and contrast. 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. The ozone hole is an area in the stratosphere above antarctica. The ozone hole and global warming are not the same thing, and neither is the main cause of the other. The ozone layer refers to a region of earths stratosphere that absorbs most of the suns uv radiation. Inservice teachers knowledge and misconceptions of.
Depletion of the ozone layer authorstream presentation. The ozone layer is mainly found in the lower portion of the stratosphere. 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 is a colourless gas which is found in the stratosphere of our upper atmosphere. Ozone o3 depletion does not cause global warming, but both of these environmental problems have a common cause. Because of these dynamical, chemical, and radiative feedbacks, the ozone hole and greenhouse warming issues are much more strongly coupled than has widely been assumed. What really causes global warming examines a broad range of observations that show that greenhouse warming theory is not only misguided, but not physically possible. The disposure of conventional refrigeration methods is also a concern to environmentalists as the chemicals result in ozone depletion and global warming 2. This, in turn, will lead to the breakdown of ozone. Global warming also leads to ozone layer depletion.
Find highquality ozone depletion stock photos and editorial news pictures from getty images. Our powerpoint presentation about ozone depletion, its effects and its causes. The stratospheric ozone layer, through absorption of solar ultraviolet radiation, protects all biological systems on earth. The stratopause is typically 55 o c warmer than the tropopause. National research programme on global air pollution and climate change nrp. Is global warming just a myth like the ozone layer depletion. 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. In fact whole world is vulnerable to its after affects. Ozone depletion allows more highenergy, ultraviolet solar radiation in the lower stratosphere to reach earth, cooling the stratosphere and warming earth. Global warming, green house effect, ozone layer video for. Introduction about ozone depletion causes of ozone depletion effects of ozone depletion solutions in tackling ozone depletion about global warming about greenhouse effect sources of greenhouse gases effects of global warming. Find out what caused the ozone hole, and how the 1989 montreal protocol sought to put an end to ozone depletion. The greenhouse is covered with a kind of plastic walls which permits all radiations from the sun. It is also one of the prime reasons which are leading to global warming.
The vehicles emit a large amount of greenhouse gases that lead to global warming as well as ozone depletion. Ozone depletion and climate change have usually been thought of as environmental issues with little in common other than their global scope. Ozone layer depletion causes, effects and solutions. Ozone depletion stock pictures, royaltyfree photos. Nasa reports arctic stratospheric ozone depletion hit a. Students often get confused, and have many misconceptions about global warming, greenhouse effect, and ozone depletion. Can ozone depletion and global warming interact to produce. Ozone layer depletion powerpoint template sketchbubble. 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. Inversion layer, boundary layer changes in earths climate over time possible effects of global warming climate and weather adapting to climate change greenhouse effect human impacts on the ozone layer protecting and restoring the ozone layer.
According to them, global warming causes the holes in the ozone layer. Global warming global warming also leads to ozone layer depletion. Download premium images you cant get anywhere else. Ozone depletion ozone depletion chlorofluorocarbon. One chlorine molecule from a cfc can destroy up to 100,000 ozone molecules. In this paper we will attempt to examine the relationship between global warming and ozone layer depletion, subsequently try to look at the possible solutions. 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. In 1985, the vienna convention for the protection of the ozone layer exit formalized international cooperation on this issue. Unfortunately, this gives them plenty of time to find their way to the ozone layer. Ozone layer depletion fueled by falling temperature in the stratosphere can be termed as yet another hazardous effect of global warming on the earth.
Through the 1970s and the 1980s, the international community became increasingly concerned that ods would harm the ozone layer. Although global warming and ozone depletion are caused by different gases, scientists have shown that a warming planet may change how the stratosphereand, therefore. Unlike oxygen o2, ozone has a strong scent and is blue in color. Ozone layer depletion is one of the most serious problems faced by our planet earth. Evs global warming, ozone depletion ppt free download as powerpoint presentation. The ozone layer, which lies high up in the atmosphere, shields us from harmful ultraviolet uv rays that come from the sun. As we all know ozone is present in stratosphere so heat dont reaches troposphere and it remain cold as recovery of ozone layer requires maximum sunlight and. Apr 23, 2017 global warming ppt and pdf free to download. The ozone layer helps to protect life from harmful ultraviolet radiation. Cfc molecules are highly stable and can last for up to 100 years.
In response to concerns over the depletion of the global ozone layer, the clean air act, as amended in 1990, mandates nasa and noaa to monitor stratospheric ozone and ozone. Ozone depletion and climate change, or ozone hole and global warming in more popular terms, are environmental challenges whose connections have been explored and which have been compared and contrasted, for example in terms of global regulation, in various studies and books. Ozone layer depletion is the thinning of ozone layer that protects the earth from the harmful uv radiations. A greenhouse or a farm house is a very big enclosure for the plants in a farm to save them from an extremely cold temperature in winter. Esrl global monitoring laboratory the noaa ozone depleting. The thinning is most pronounced in the polar regions, especially over antarctica. Ppt ozone layer depletion authorstream presentation. The climate system involves the atmosphere specifically processes within the troposphere, such as air circulation patterns land surfaces and oceans. Due to global warming and green house effect most of the heat is trapped in troposphere which is the layer below the stratosphere.
Oct 12, 2005 global warming is predicted to cause rising ocean levels, lower plant productivity, and more frequent and dangerous weather patterns. Global warming and ozone layer depletion are two different problems see the sidebar misconceptions about global atmospheric change on page 95. Ozone depletion may also make it harder to combat global warming, because more uv light penetrates the worlds oceans and destroys plankton. It contains some videos and gif at thte end from an external source.
International treaties and cooperation about the protection. One of the major problems caused by air pollution is the depletion of the ozone layer which has given rise to global warming. Ozone layer depletion cause, effects, and solutions biology. Pdf causes of ozone layer depletion and its effects on. Once they get there they destroy ozone molecules and cause the ozone layer to become depleted or thinner. Hence, cfcs are transporting agents that are responsible for damaging the ozone layer. Ozone layer climate change interactions influence on uv levels. Let us see the major effects of ozone layer depletion on man and environment. The year 1998 was the warmest since reliable temperature records have. How is global warming related to ozone layer depletion. What is ozone depletion and how is it affecting our ecosystem.
What really causes global warming greenhouse gases or. Global warming is caused by the greenhouse effect, which is essential to life as we know it on planet earth. In response to concerns over the depletion of the global ozone layer, the clean air act, as amended in 1990, mandates nasa and noaa to monitor stratospheric ozone and ozone depleting substances. Evs global warming, ozone depletion ppt ozone depletion. Ozone layer depletion cause, effects, and solutions. The first report of depletion in o 3 layer came out in the 1980s by an atmospheric scientist in antarctica. The ozone layer protects the earth from the harmful radiations given out by the sun. The 1989 montreal protocol successfully phased out cfc production and use. Global warming ppt sem4 greenhouse effect global warming. Global warming can be defined as heating of earth because of increase in green house gases carbon dioxide, water vapor, nitrous oxide, and methane. 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. The word ozone means smelly in greek because the gas has a strong odor.
Learn what cfcs are, how they have contributed to the ozone hole, and how the 1989 montreal. 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. Recent warming was caused by ozone depletion due to emissions of humanmanufactured gases. The ozone layer was discovered in 19 by the french physicists charles fabry and henri buisson. The primary cause of global warming is ozone depletion atmospheric temperature decreases with altitude in the troposphere and increases with altitude in the stratosphere. A free powerpoint ppt presentation displayed as a flash slide show on id. This is a presentation regarding some of those little threats our earth is going throughthe presentation is made interesting with a wide range. Learn what cfcs are, how they have contributed to the ozone. 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. The ozone layer free science powerpoints for kids and teachers. Ozone layer depletion causes, effects and solutions 7. Depletion to ozone layer depletion does not affect a region or a country. Depletion of the ozone layer, however, explains all observations of global warming quite clearly.
The condition of the ozone layer is a heated topic in such conversations. Ozone depletion facts and information national geographic. Are those holes in the ozone layer the main factor responsible for global warming. The layer of ozone gas is what which protects us from the harmful ultraviolet radiations of the sun. Lets have a look at some of the solutions to ozone layer depletion. Ozone depletion causes global warming ozone layer is the blanket that is considered essential for the survivalof all living things on earth. 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. As we all know ozone is present in stratosphere so heat dont reaches troposphere and it remain cold as recovery of ozone layer requires maximum. Ozone depletion free download as powerpoint presentation. When sufficient amounts of ozone have been destroyed, the low concentration area is often called a hole in the ozone layer, with increased uv radiation making it to the surface below. Jul 24, 2012 global warming can be defined as heating of earth because of increase in green house gases carbon dioxide, water vapor, nitrous oxide, and methane. Ppt global climate change and ozone depletion powerpoint.
Timeline of stratospheric ozone depletion and observations. Ozone depletion and climate change, or ozone hole and global warming in more popular terms, are environmental challenges whose connections have been. Global warming ppt sem4 free download as powerpoint presentation. Usually, from december through march, waves in the upper atmosphere disrupt the circumpolar winds and cause the mixing of ozone brought from the midlatitudes as well as warming that leads to less ozone depletion. The ozone hole and global warming union of concerned scientists. Ozone depletion and global warming overview page 1 of 5 halocarbons are chemical compounds containing carbon, one or more halogens, and sometimes hydrogen. In 2011, even though global cfcs were in decline, arctic ozone fell to a historic low level due to unusual weather that allowed for greater than usual chemical ozone destruction. Ozone depletion displaying top 8 worksheets found for this concept some of the worksheets for this concept are activity pack for key stages 2 3, tthe ozone hole and global he ozone hole and global global, national aeronautics and the ozone hole space administratio n, the good the bad and the ugly of ozone, causes of ozone layer depletion and its effects on human, ozone. Causes of ozone layer depletion and its effects on human. Far above earths surface, the ozone layer helps to protect life from harmful ultraviolet radiation. Feb 12, 2018 far above earths surface, the ozone layer helps to protect life from harmful ultraviolet radiation. Unfortunately, cfcs can eventually find their way into the earths atmosphere and the ozone layer. Global warming also l eads to ozone layer depletion. Pdf ozone depletion, greenhouse gases, and climate change.
The depletion of ozone layer has harmful effects on the environment. It contains high concentrations of ozone o3 relative to other parts of the atmosphere. Causes, effects and solutions of ozone layer depletion. Ozone layer depletion has been one of the major concern for the scientists of the world. This stark divergence, plus new insight into the physics of sunlight, suggests that greenhouse gases are not causing global warming. The ozone hole is an area in the stratosphere above antarctica where chlorine and bromine gases from humanproduced chlorofluorocarbons cfcs and halons have destroyed ozone molecules. Ozone depletion reasons, impacts, prevention by reshma. This cooperation resulted in the signing of the montreal protocol on substances that deplete. Sep 29, 2015 the ozone hole and global warming are not the same thing, and neither is the main cause of the other. The troposphere has a thick layer of carbon dioxide and this layer. Chemistry climate change effects ecosystem global warming ozone ozone layer. Absorption by the ozone layer is essentially the difference in actinic flux at 40 and 15 km dashed red and solid purple lines. Protecting the ozone layer and reducing global warming undp. Ppt ozone layer depletion powerpoint presentation free to.
The primary cause of global warming is ozone depletion. Cfcs get banned in 1974 scientists sherry rowland and mario molina discovered the link between the depletion of the ozone layer and cfcs. Yes, with all things being equal, more co2 does add a very small amount of warming, but very little. Jul 15, 2019 ozone layer depletion has been one of the major concern for the scientists of the world. Manmade global warming is the largest scientific fraud ever, based on a single grain of fact out of a beach full of sand. Global climate change and ozone depletion powerpoint presentation free to download id. Ppt ozone depletion powerpoint presentation free to. Global warming, green house effect, ozone layer video. This free powerpoint template helps you to grasp the attention of your viewers towards the importance, effects and causes of ozone layer depletion. A major issue for our planet is the depletion of the ozone layer.
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