Natural gas liquids 38% coal 24% natural gas 24% hydro, nuclear, geothermal, renewables 14% global warming. There are both natural and manmade causes, and the global temperature we have today is likely an outcome of the interaction between the two types of factors. Global warming this term refers to the general increase in the earths average tempera. Free environmental issues powerpoint template is a free environmental and sustainability powerpoint template design that you can download for global warming ppt presentations, climate change presentations as well as other free powerpoint presentations where you need to expose on environment issues, make slides on slogans on environment, atmospheric. Orbital eccentricities of earth and variation in the suns output 3. Global warming 101 definition, facts, causes and effects of. Global warming and climate change, causes, impacts and. Some of the factors 1 cfcs chlorofluorocarbons carbons.
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. Global warming is caused by the increase in green house effect, resulting in a raised average earths temperature. Global warming is a rise in the surface temperature of the earth that has changed various life forms on the earth. The troposphere has a thick layer of carbon dioxide and this layer of carbon dioxide serves. Causes of global warming e national geographic discusses the causes of global warming e greenhouse gases e humans. According to the epa, worldwide greenhouse gas emissions attributed to human activities increased twenty six percent from 1990 to 2005. Global warming is a phenomenon leading to gradual increase in earths atmospheric temperature due to the increase in carbon dioxide level on the planet along with the increase in the levels of other similar pollutants that cause greenhouse effect. Get you free download of the climate change primer. Global warming and climate change causes, impacts and mitigation. Powerpoint presentation global warming and the coming peaks.
Global warming is the longterm warming of the planets overall temperature. Global warming greenhouse gases carbon dioxide combustion of solid waste, fossil fuels oil, natural gas, and coal, and wood and wood products methane. Above all, alternative energy sources solar, wind, hydro, geothermal. Global warming ppt global warming greenhouse effect. Download global warming presentations on authorstream. Discussion of the main causes, effects and trends concerning global warming. It happens when greenhouse gases carbon dioxide, water vapor, nitrous oxide, and methane trap heat and light from the sun in the earths atmosphere, which increases the temperature. Some areas of active debate and ongoing research include the link between ocean heat content and the rate of warming, estimates of how much warming to expect in the future, and the connections between climate change and extreme weather events. Nov 12, 2011 discussion of the main causes, effects and trends concerning global warming. Australian greenhouse office, the world depends on fossil fuels such as oil, coal, and natural gas for 80% of its energy needs.
This is an 80% increase of global percapita energy use assuming global population peaks in 2050 at around 9 billion people. He provides the facts, the information you need to know to understand what global warming is, the causes, and the impacts on our environment. Bau energy use results in a doubling of the rate of global energy use in 50 years in an era which will be characterized by tightening energy supplies. Presentation outline global warming, climate changedefinitions human impact on planet earth global environment degradationcauses, evidences and progression greenhouse earthgases, effects and history carbon. Free download climate change primer warm heart worldwide. Mar 28, 2019 global warming is the longterm warming of the planets overall temperature. Though this warming trend has been going on for a long time, its pace has significantly increased in the last hundred years due to the burning of fossil fuels. By increasing the concentration of greenhouse gases in the atmosphere, were amplifying the planets natural greenhouse effect and turning up. Global warming and wild life camille parmesan integrative biology, university of texas at austin. This is because the human body is not capable of coping with extreme temperatures for long period of time.
Concentration of carbon dioxide, methane, nitrogen oxide and sulfur. Greenhouse gases absorbs infrared radiation balance of energy of planet gets damage and along with this. The main causes of global warming is the release of toxic and harmful green house gases, like carbon dioxide and sulphur dioxide due to the burning of fossil fuel and industrial activities. Mureed hussain jasra csp introduction universal heading 1. Before the industrial revolution, naturally occurring amounts of greenhouse gases caused the air near the surface to be warmer by about 33 c 59 f than it. At present, climate change is one among the global difficulties which the people are facing. May 07, 2008 we use your linkedin profile and activity data to personalize ads and to show you more relevant ads.
A free powerpoint ppt presentation displayed as a flash slide show on id. Presentation outline global warming, climate changedefinitions human impact on planet earth global environment degradation causes, evidences and progression greenhouse earthgases, effects and history carbon dioxide levels, sources and contributions global warming concept. Global warming wikipedia powerpoint ppt presentation slides. May 23, 2017 global warming presentation malini patel. Scientists and kids explore global warming, lynne cherry fight global warming now. In order to curb the issues, it is very important to understand the negatives of global warming. Some of the news you may have heard polar bears are losing their habitats sea level is rising hurricanes are getting. The rise in carbon dioxide concentrations in the atmosphere accounts for approximately eighty percent of this increase. The paper introduces global warming, elaborates its causes and hazards and presents some solutions to solve this hot issue. The issues that cause global warming are divided into two categories include natural and human influences of global warming. Causes of global warming, effects of global warming, global warming, minidocumentaryglobal warming, pollution by. These causes may be natural or might be the outcome of human activities.
With this global warming powerpoint presentation discussed about global warming,global warming effects on the world,global warming causes and global warming solution. There are several causes of global warming which have a negative effect on human, plant and animal lives. Invision employees share their remote work secrets. As the human population has increased, so has the volume of fossil fuels burned. Causes of global warming, effects of global warming, global warming, minidocumentary global warming, pollution by. Proxy measurements tree rings, sediments etc for the past years weather balloons radiosondes for the past 44 years satellites msu units for the past 21 years. Another natural cause is that the earth goes through a cycle of climate change. Apr 23, 2017 global warming ppt and pdf free to download. An introduction to global warming for students in grades 68. Global warming is a phenomenon due to which the temperature of the earths surface. Causes of climate change united states environmental. Global warming the name given to the increase in the average temperature of the earth s near surface temperature and oceans that has occurred since the middle of. The temperature of atmosphere and oceans have been increased, there is an increase in sea level, a powerful decrease in arctic sea ice and along with all these there are other changes too which are related to climate and its change.
The burning of these fuels produces gases like carbon. Nov 18, 2016 global warming powerpoint presentation ppt pptx here is download link. Fossil fuels are being continuously used to produce electricity. Global temperature over the past 65 million years present. Generally, a physical property of the atmosphere of earth is referred by an expression called greenhouse effect. Powerpoint presentation global warming and the coming. Powerpoint slide on global warming compiled by rituparna banerjee. 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. The climate has continuously changing for centuries. The paper introduces global warming, ela borates its causes and hazards and presen ts some solutions to solve this ho t issue.
Global warmingis the increase in the averagetemperature of earths near surface, air and ocean. Causes, effects and solutions to global warming essay. Causes of global warming the causes of global warming may be natural or may be caused by human interference. Naturally variation in solar irradiance, variations. Learn the human impact and consequences of climate change for the. Ppt global warming powerpoint presentation free to. Greenhouse gases absorbs infrared radiation balance of energy of planet gets damage and along with this, there will be a dissimilarity in. The cause of global warming executive summary three of the four methods of measuring global temperature show no signs of global warming. This global warming ppt presentation for students,presenters,educationist and others available for free download global warming ppt. The average global air temperature near the earths surface has increased by 0.
Global warming ppt by keep calm and science on tpt. Climate change is a term that refers to major changes in temperature, rainfall, snow, or wind patterns lasting for decades or longer. Global warming is caused by several causes such as pollution from factories, carbon dioxide from rotting trees, the burning of coal, natural gasses and fossil fuels lead to methane traveling into the earths atmosphere any transportation vehicles, water vapor, and many other little things, which contribute to make global warming even worse. Methane emissions also result from the decomposition of organic wastes in municipal solid waste landfills, and the raising of livestock. Global temperature over the past 65 million years present 1,000 ya 65 mya mya 18,000 years 230,000 years 1 million years.
Free download global warming powerpoint presentation with slides. The greenhouse is covered with a kind of plastic walls which permits all radiations from the sun. This rapid warming trend cannot be explained by natural cycles alone. With this global warming powerpoint presentation discussed about global warming, global warming effects on the world, global warming causes and global warming solution. Ppt global warming facts powerpoint presentation free. Pdf global warming and climate change, causes, impacts and. Students are given several numerical facts about global warming to explore for earth day or other climate study. It is responsible for about half of the atmospheric heat retained by trace gases and also for 50% of the greenhouse effect.
Natural causes atmospheric carbon dioxide carbon dioxide is commonly known as the greenhouse gas. Global warming is when the earth heats up the temperature rises. Above a ll, alternative energy sources solar, wind, hydro. Both humanmade and natural factors contribute to climate change. Free download global warming powerpoint presentation with. Which ever way you chose, we hope it will give you a better understanding of. This global warming ppt presentation for students,presenters,educationist and others available for free. Earths average surface air temperature has increased by about 0. In this inquirybased earth dayrelated project, students investigate global warming and climate change literally by the numbers. Essay on causes and effects of global warming for students. Global warming is primarily induced by human activities, principally. Many researchers, engineers and environmentalists are expressing deep concerns about changes in the overall climate of the planet. That is equivalent to saying that there is a 10% chance that none of the global warming is caused by humans. Over the last 100 years, the average air temperature near the earths surface has risen by a little less than 1 degree celsius or 1.
As the earth is getting hotter, disasters like hurricanes, droughts and floods are getting more frequent. Some argue that the recent global warming is due to natural fluctuations and not to human. Take your hr comms to the next level with prezi video. Short presentation about global warming causes and consequences a free powerpoint ppt presentation displayed as a flash slide show on id. Whether the cause is natural or humandriven, global warming is a serious issue that everyone should be aware of. Global warming powerpoint presentation pptpptx here is download link.
Co2 increase in the atmosphere thickens the infrared radiation absorption layer. In earths history before the industrial revolution, earths climate changed due to natural causes unrelated to human activity. Global warming causes 1 global warming and climate change are terms for the observed centuryscale rise in the average temperature of the earths climate system and its related effects. Global warning and climate change linkedin slideshare. Warming causes asynchrony extinctions 2 c warming causes timing mismatch host plants dry up 37 days earlier, caterpillars starve. We use your linkedin profile and activity data to personalize ads and to show you more relevant ads. The thicker absorption layer keeps the earth warmer. Climate change and global warming unit this unit will take place over 23 weeks and includes a multiday lesson student and teacher versions of the powerpoint, a climate change bell ringer activity, five videos, a debate assignment, a climate change research activity, 1 test with answer key, and. Global warming and climate change, causes, impacts and mitigation. The troposphere has a thick layer of carbon dioxide and this layer of carbon dioxide serves as a. Global warming presentation overview co 2 emissions and global warming mitigation of co 2 emissions using stabilization wedges 100 year emissions mitigation scenarios projected resource depletion curves for oil, gas, coal. According to nasa and ipcc, global temperature has increased by 1. Definition of global warming statistics and graphs showing evidence of global warming causes, both human and natural greenhouse gas emissions effects of global warming kyoto protocol.
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