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. Hole in the ozone layer hoax was the dry run for global. Ozone layer introduction the ozone layer refers to the ozone within stratosphere, where over 90% of the earths ozone resides. 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. Cfcs on atmospheric ozone depletion and global climate change. This thesis examines global warming and the possible contribution that ozone. The ozone layer is defined by meteorologists as an arearegion of concentrated ozone just above the tropospherelower layer of the stratosphere.
When the amount of ozone is reduced depleted, more of this sunburning, cancercausing radiation reaches earth, cooling the. This is just as impossible as to lift yourself by the hair. Global warming this term refers to the general increase in the earths average temperature caused by the presence of greenhouse gases in the atmosphere, which causes changes in climate patterns across the globe. Second preparatory stage, explore and learn science is fun enjoy science. Global warming is a phenomenon described as heating of the planet of due to an insulation layer formed by the greenhouse gases ghg over the atmosphere of the earth which traps heat shahzad. Things that cause global warming is the constant release of carbon dioxide when fossil fuels, such as oils and coal, are burned. Global warming is caused by ozone depletion, not greenhouse gases november 18th, 2014. This global atmospheric crisis is manmade and is not insurmountable. Global warming science earth and space science i students investigate, through laboratory and fieldwork, the universe, the earth, and the processes that shape the earth. Is global warming just a myth like the ozone layer depletion. The thinning ozone layer does not result in significant increases in global temperatures several manmade molecules are a threat to the ozone layer. What does science say about options to address climate change.
If the global warming trend continues, the results could be depressing indeed. We seem to have avoided a future where there is no protective ozone. This thesis examines global warming and the possible contribution that. The greenhouse is covered with a kind of plastic walls which permits all radiations from the sun. It is important to note that ozone is not only confined to the stratosphere about 90% of the atmospheres ozone is in the stratosphere, but across the whole atmosphere. Spectrometer toms multimedia files that show the history of the ozone hole. Adapted for a new generation, al gore a downtoearth guide to global warming, laurie david and cambria gordon how do we know what we know about our changing climate.
Others say there is no abnormality at all, that it is just natural warming. The rise of the temperature on earth puts vegetation, marine life, and human life in serious danger. Ozone is an irritating, corrosive, colorless gas with a smell something like burning electrical wiring. Manmade global warming is the largest scientific fraud ever, based on a single grain of fact out of a beach full of sand. The strategy with the most impact is vegetarianism. Ozone depletion and global warming an integrated approach. The thermodynamics of climate change click here for a pdf. Global warming and ozone depletion flashcards quizlet. Long in the forefront of international efforts to tackle climate change, the european union is. The protective benefit of stratospheric ozone outweighs its contribution to the greenhouse effect and to global warming. However, at lower elevations of the atmosphere the troposphere, ozone is harmful to human health. The ozone layer, more than 12 miles up in the atmosphere, is formed and heated by highenergy, ultraviolet radiation from the sun.
Many people confuse the large void in the ozone layer with. Sep 01, 2015 second preparatory stage, explore and learn science is fun enjoy science. As the mp continued eliminating ods, it was also able to reduce their global warming potential significantly, since global ods. My account my business account represent a client file a gsthst return netfile make a payment to the canada revenue agency. Tropopause stratosphere stratopause mesosphere mesopause thermosphere thermopause exosphere ionosphere ozone layer 7. Discovery of global warming files formatted for printing pdf. Why cant the potato get hotter than the oven, or why cant the earth deliver more heat than it receives from the sun. Purchase the right air conditioner for your home before you buy an air conditioner think about how you can reduce the use of airconditioning by optimising the. When the amount of ozone is reduced depleted, more of this sun. Exposure to too much uv radiation is linked to skin cancer, cataracts, and depression of the immune system. Tthe ozone hole and global he ozone hole and global global. Global warming isnt the direct cause of ozone depletion, but they share many similarities.
The ozone layer is found in the stratosphere, which is the layer of the. Summary history of climate change science history in hypertext basic data. The ozone hole is an area in the stratosphere above antarctica. Global warming refers to the rise in global temperatures due mainly to the increasing concentrations of greenhouse gases in the atmosphere. Ozone and global warming 3 key facts to better understand ozones role in global climate change. There are humanmade industrial chemicals that break down ozone in the stratosphere and create holes in the ozone layer. Saving the ozone layer is warming the planet but it can be. An introduction to global warming for students in grades 68. Today, almost 30 years later, it is a global effort that has paid off.
Back in the 1980s, when the hole in the ozone layer was the worlds numberone environmental problem, few people worried about global warming. The montreal protocol on the protection of the global ozone layer is a somewhat. How do atmospheric layer affect global warming and. These two problems are not as directly related as many think. It is thought by many to be caused by our use of fossil fuels such as oil, gas and coal. The ozone hole and global warming are not the same thing, and neither is the main cause of the other.
Ozone depletion potentials and global warming potentials the effectiveness of bromine compared with chlorine on a peratom basis for global ozone depletion, typi cally referred to as. There are many situations where human activities have significant effects on the environment. Global warming is primarily induced by human activities, principally because of greenhouse gas emissions from combustion of fossil fuels. Earths ozone layer on track to recovery, scientists. It is important to note that ozone is not only confined to the stratosphere about 90% of the atmospheres ozone is in the. Ozone depletion and global warming linkedin slideshare. Protecting the ozone layer department of the environment. Global open source 3d pdf warming potential gwp is the ratio of the warming caused by a substance. Free, but needed to view pdf files download individual essays as of jan. 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. Signs of global warming in the united states, region by region iv executive summary v introduction 1 part i.
Some of the news you may have heard polar bears are losing. The gases may also act as a greenhouse gas that traps the heat on earth, but to a lesser degree. It is like putting a potato in the oven and claim it can reach a higher temperature than the oven itself. Increased greenhouse gas emissions will result in increased average global temperatures. Lisa williams problem solving theory gs1140 september 30, 2014 global warming and the ozone layer the relation. Ozone depletion is when the constant release of manmade gases such as factories and car exhaust cause holes in the ozone layer. Cfc destruction of ozone major cause of recent global warming. Technical working group of the maryland commission on climate change. Ozone acts as a greenhouse gas in the lowest layer of the atmosphere, the troposphere. Although global warming and ozone depletion are caused by different gases, scientists have shown that a warming planet may change how the stratosphereand, therefore, the ozone layerworks.
How is global warming related to ozone layer depletion. Jul 14, 2016 it belongs to the law of unintended consequences. Through a combination of scientific knowhow, industry innovation, political will, and sound public policy, the u. Ozone depletion reasons, impacts, prevention by reshma. The mp was established to eliminate ods which often had high global warming potentials gwp. You are welcome to download and print single copies for your personal use only. A new global climate change agreement is due to be adopted in paris in december 2015. The ozone layer is the uppermost layer of the atmosphere, where most atmospheric ozone collects. The science of climate change australian academy of science. The accumulation in the earths atmosphere of these gases is mainly the result of the gargantuan consumption of the developed countries, particularly the united states. For example, the lower atmosphere and the upper layers of the ocean have also warmed, snow and ice cover are decreasing in the northern hemisphere, the. Protecting the ozone layer and reducing global warming. Generally, holes in the ozone layer are the cause of global warming which has catastrophic effects on our planet.
Global warming and greenhouse gases vs the hole in the. Global warming is the ongoing rise of the average temperature of the earths climate system. Many people confuse the large void in the ozone layer with global. Tthe ozone hole and global he ozone hole and global wwarming 1arming 1 the ozone hole and global warming global warming global warming is an increase in the average temperature of the earths atmosphere, leading to climate change. Greenhouse effect and climate change of the earth xena moore the basics climate is typical weather in a region. Global warming refers to an unequivocal and continuing rise in the average temperature of earths climate system.
Jul 18, 2016 for this reason, in 1987, almost all the countries of the world jointly signed a protocol in montreal canada to eliminate the use of cfcs for the sole purpose of recovering the ozone layer. Back in the 1980s, when the hole in the ozone layer was the worlds numberone environmental. The evidence of change and confidence in the causes. Cfc destruction of ozone major cause of recent global. Ozone layer the ozone layer is not really a layer at all, but has become known as such because most ozone particles are scattered between 19 and 30 kilometers 12 to 30 miles up in the earths atmosphere, in a region called the stratosphere. Warming patterns in the layers of the atmosphere data from weather balloons and satellites show a warming trend in the troposphere, the lower layer of the. They understand that the earth operates as a collection of interconnected systems that may be changing or may be in equilibrium. Ozone depletion and climate change have usually been thought of as. There is widespread scientific interest in better regulation of. Many gases that heat up the earth also tear down the ozone layer.
Protecting the ozone layer and reducing global warming results, case studies and lessons learned from. Global warming and the free state university of maryland center. Ozone layer depletion fueled by falling temperature in the stratosphere can be termed as yet another hazardous effect of global warming on the earth. Greenhouse gases are constantly rising into earths atmosphere and destroying the ozone layer causing global warming. What is the difference between global warming and climate change. Warming open pdf file in javascript is caused by ozone depletion, not greenhouse gases. The wri report is entirely designed to blame developing countries for sharing the responsibility for global warming. Yet the environmental concerns of ozone layer depletion and global warming has led to restriction of hcfc as refrigerant and blowing agent. Earths protective ozone layer is well on track to recovery in the next few decades thanks to concerted international action against ozone depleting substances, according to a. Erosion of ozone layer and global warming 1 youtube. Ashworth abstract there has been a lot of discussion about global warming.
The pdf files do not contain links or illustrations. For this reason, in 1987, almost all the countries of the world jointly signed a protocol in montreal canada to eliminate the use of cfcs for the sole purpose of recovering the ozone layer. The greenhouse effect is a process by which thermal radiation from a. Powerpoint presentation global warming and the coming. Global warming and the ozone layer lisa williams problem. The use of cfcs not only destroys the ozone layer but also leads to global warming. Some say anthropogenic carbon dioxide co 2 emissions caused the earth to warm. Global warming greenhouse effect acid rain and smog which depletes the ozone layer and contributes to global warming were produced people placing waste into the ocean increases the amount of carbon dioxide because the oceans soak up.
The manmade cfcs like freon are mostly responsible for the depletion of the ozone layer. 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. The way forward on global warming environment america. If we wish to curb global warming over the coming half century, we must look at strategies to address nonco2 emissions. Ozone in the upper atmosphere the stratosphere is referred to as the ozone layer and protects life on earth by absorbing most of the ultraviolet uv radiation emitted by the sun. With the ozone layer on the mend, theres proof that international cooperation can work. 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 there is widespread scientific interest in better regulation of climate change, ozone depletion and air pollution, as. The ozone global crisis and the media hysteria whipped up by globalist msm certainly was a trial run for a future larger corporate shake down a shake down test of public perception, resistance to junk science and doom mongering narratives, public perception to government collusion with the interests selling a cure and enriching the small cabal who had interests in the freon ii. The ozone layer absorbs the ultraviolet radiation from the sun and warms the atmosphere.
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