Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Principal anthropogenic sources are emissions from burning of. A loworder physicalbiogeochemical climate model was used to project atmospheric carbon dioxide and global warming for scenarios developed by the intergovernmental panel on climate change. A concept known as carbon wedges proposes to limit the human contribution to the global carbon cycle, in an effort to reduce global warming. Global carbon cycle and global climate change ecology.
Its free to download, so you have nothing to lose in trying it out. Global warming global warming the earths recent temperature increase seven warmest years in history have been recorded recently 33 m. By libby wilmot teach play learn this resource supports the following standards. This cycle is important for maintaining a stable climate and carbon. Global warming greenhouse gases carbon dioxide combustion of solid waste, fossil fuels oil, natural gas, and coal, and wood and wood products methane. Global warming and climate change powerpoint lecture. Although global warming is affecting the number and magnitude of these events, it is difficult to connect specific events to global warming. The intergovernmental panel on climate change ipcc is active socially choose your network. Global warming causes of global warming britannica. The paper introduces global warming, elaborates its causes and hazards and presents some solutions to solve this hot issue. Turn off electrical devices such as televisions at the power point. Internal combustion engines resulting air pollution in which there is an emission of a large amount of greenhouse gases mainly carbon dioxide 1. Ppt global warming powerpoint presentation free to download id.
Week 4, the carbon cycle and causes of recent warming. Available to download, this infographic covers the science behind earths carbon cycle and whats changing. Carbon 4th most abundant element on earth essential for life all organic. Global warming ppt free download as powerpoint presentation. The global carbon cycle can be divided into two categories. The carbon cycle and global warming ppt video online. What are the important greenhouse gases and how do they function to warm the earths. Global warming is the increase in average temperature of the earths near surface air and oceans. This bright, colorful powerpoint presentation makes it easy to show kids the connections between fossil fuels, carbon and global warming. The greenhouse effectgreenhouse gasescauses of global warmingeffects of global warmingcomes with a global warming activity sheet as well as a bonus word search with solutions on key terminolo. Earths carbon cycle is off balance nasa scientists are working to understand if our land and ocean can continue to absorb carbon dioxide at the current rate and for how long. Rising concentrations of carbon dioxide are warming the atmosphere.
The global carbon cycle woods hole research center. Global warming ppt greenhouse effect global warming. Global warming and marine carbon cycle feedbacks on future. Most of the observed temperature increase is caused by increased concentration of greenhouse gases major gases water vapor 3670% carbon dioxide 9 26 % methane 4 9 % ozone 37%. Plants use carbon dioxide plants pull carbon dioxide from the atmosphere and use it to make food photosynthesis. By burning fossil fuels, people are changing the carbon cycle with. Projected changes in the marine carbon cycle have a.
Dec 30, 2014 download beautiful, professionallydesigned global warming powerpoint templates and backgrounds. Releasing carbon dioxide into the atmosphere enhances the greenhouse effect, and could contribute to an increase in global temperatures global warming. It is a complex issue full of uncertainties and controversies. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. Cause of global warming fossil fuel consumption is increasing rapidly to satisfy growing energy demand after the industrial revolution, which started at the end of the 18th century. Ppt the carbon cycle and global warming powerpoint. An introduction to global warming for students in grades 68. Global warming lesson on powerpoint with a simple truefalse starter on the carbon cycle.
The carbon cycle is the flow carbon in and between four areas of our planet. Global carbon cycle an overview sciencedirect topics. However, warming is expected to continue beyond 2100, even if emissions stop, because of the large heat capacity of the oceans and the long lifetime of carbon dioxide in the atmosphere. The major greenhouse gases are water vapor, which causes about 3670 percent of the greenhouse effect. The ocean contains the largest active pool of carbon near the surface of the earth, but the deep ocean part of this pool does not rapidly exchange with the.
On earth, carbon cycles through the atmosphere, land, ocean and the earths interior. In this lecture, i start with the oxygen catastrophy and earths first ice age as an illustration of how changing the atmosphere can completely alter the. In media, it is synomonous with the term climate change. Carbon cycle, greenhouse, and global warming powerpoint by. This is the opposite process, in which some of the starches or sugars created during photosynthesis are burned. The average global air temperature near the earths surface has increased by 0. This is because the human body is not capable of coping with extreme temperatures for long period of time. Carbon is present in every living organism, our atmosphere, oceans and earth.
The average surface temperature of earth is maintained by a balance of various forms of solar and terrestrial radiation. Global carbon cycle cycling of carbon through biotic and abiotic components 32 m. Adoption of the wedge concept is essential if we are going to curb our extraordinary abuse of fossil based fuels. Global warming ppt global warming greenhouse effect. 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. Identify and explain some of the feedback systems inherent in the carbon cycle due to climate change. The greenhouse is covered with a kind of plastic walls which permits all radiations from the sun.
Global warming global warming causes of global warming. Fundamental economics vol ii environmental economics and global warming hirofumi uzawa encyclopedia of life support systems eolss had been delicately balanced by the eruption of volcanoes and other natural phenomena. The global carbon cycle refers to the movements of carbon, as it exchanges between reservoirs sinks, and occurs because of various chemical, physical, geological, and biological processes. Ppt global warming facts powerpoint presentation free. Climate and the carbon cycle gretchen keppelaleks california institute of technology 16 october 2010 lequere 2009 land exchange 120 ocean exchange 70 fossil fuel source 8 land uptake 3 ocean uptake 2 fluxes pgc yr1 carbon is transported through natural reservoirs. The global carbon cycle is driven by geologic processes and by photosynthesis and the respiration of plants and animals figure 2. We need carbon, but that need is also entwined with one of the most serious problems facing us today.
An element the basis of life of earth found in rocks, oceans, atmosphere carbon cycle the same carbon atoms are used repeatedly on earth. Global warming lesson on powerpoint with a truefalse starter on the carbon cycle. How scientific knowledge can be used to understand climate change. Free download global warming powerpoint presentation with. Increased carbon dioxide in atmosphere increases global warming. Powerpoint class 7 click here to download pdf learning objectives class 8 recent warming, causes and evidence understand and be able to plot the trend of. Powerpoint presentation global warming and the coming. Its all around us and constantly circulating, being absorbed and released in cycles that have been taking place since the beginning of the earth. The troposphere has a thick layer of carbon dioxide and this layer of carbon dioxide serves as a roof of the. This helps you give your presentation on global warming in a conference, a school lecture, a business proposal, in a webinar and business and professional representations the uploader spent hisher valuable time to create this global. The north atlantic thermohaline circulation weakens in all global warming simulations and collapses at high levels of carbon dioxide.
Solar radiation is often called shortwave radiation because the frequencies of the radiation are relatively high and the wavelengths relatively shortclose to the visible portion of the electromagnetic spectrum. This article discusses amongst cause of global warming and consequences of global warming. A free powerpoint ppt presentation displayed as a flash slide show on id. According to nasa and ipcc, global temperature has increased by 1. Powerpoint slide on global warming compiled by rituparna banerjee. Download and use it in your global warming ppt presentation see more ideas about templates, presentation and global warming.
Cool schools tackle global warming, edited by tim grant and gail littlejohn low carbon diet, a 30 day program to lose 5000 pounds, david gershon resources many resources are available for more information on climate change and global warming. Carbon cycle the same carbon atoms are used repeatedly on earth. Be sure to leave feedback so that others know what a great product this is. Solar cycles do cause small variations in brightness, but not enough to account for what. Human impacts on the carbon cycle and the flow on effects on biodiversity. Plants take up co 2 from the atmosphere and convert it to carbon in plant tissue and oxygen. Thousands of years before present the image shows the temperature anomalies around the world attributed to global warming. Global warming is caused by anthropogenic activities.
It increases the level of greenhouse gases, increasing the greenhouse effect, trapping heat into a planet and increasing global warming. Winner of the standing ovation award for best powerpoint templates from presentations magazine. The carbon cycle and global warming carbon 4th most abundant element on earth essential for life all organic living compounds are composed of carbon found in. Global warming is the increase in the average measured temperature of the earths nearsurface air and oceans since the mid20th century, and its projected continuation.
Increase in average temperature harm caused to humans the rising temperature of earth can cause serious repercussion to human beings. Lecture powerpoint global climate change is a huge topic, and a difficult one to make students fully grasp the importance of. The intergovernmental panel on climate change ipcc concludes most of the. Students should understand the importance of the carbon cycle, they key events of the carbon cycle and how carbon dioxide contributes to global warming. A fully editable 11 slide powerpoint presentation on global warming. Global warming is melting glaciers in every region of the world, putting millions of people at risk from floods, droughts and lack of drinking water. Ppt global warming powerpoint presentation free to. Diagram the interactions over time between various stocks and flows of carbon cycle. Global warming and climate change, causes, impacts and. Diagram abiotic cycles, including the carbon, nitrogen and rock cycles.
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