Global warming is happening now, and scientists are confident that greenhouse gases are responsible. Page 1 ventura county air pollution control district, ventura, ca effects of global warming lesson concepts. Signs of global warming in the united states, region by region iv. Once the instruction for the unit is completed, students can complete this study guide to aid in their preparation for a written test. Since preindustrial times, global average temperatures have increased by about 0.
The greenhouse effect is a natural process that helps maintain temperatures suitable for life. 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. Cleaner cars from cradle to grave iii v figures, tables, and boxes vii acknowledgments 1 executive summary 5 introduction chapter 1 6 global warming emissions from driving electric vehicles 6 methodology for comparisons 7 rating the regions 8 expanding ev options and improving vehicle efficiency 9 an improving electricity grid 10 regional ev emissions. Pdf global warming and climate change, causes, impacts. Above all, alternative energy sources solar, wind, hydro, geothermal. Different research groups, including the nasa goddard institute for. Global warming a global responsibility introduction a famous scientist, bill nye, made a glaring statement. Carbon dioxide and global warming case study a case study is a story about an issue or problem. They will answer questions on this article and fill in a graphic organizer. The paper introduces global warming, elaborates its causes and hazards and presents some solutions to solve this hot issue. Our everyday food choices affect global warming and the environment its easy to overlook the environmental impacts of our food because they are spread.
Global warming emissions rating scale for electric vehicles 10 table 3. The troposphere has a thick layer of carbon dioxide and this layer of carbon dioxide serves. 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 case study global warming greenhouse. The only quantitative and internally consistent explanation for the recent global warming includes the intensified greenhouse effect caused by the increase in co 2. To understand what this means for humanity, it is necessary to understand what global warming is, how scientists know its happening, and how they predict future climate. This page, which is a summary of the scenarios for the effects of global warming and a short discussion on how we should try to choose between the scenarios. 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.
For example, heat waves are becoming more frequent, cold snaps are now shorter and milder, snow and ice cover. Access the answers to hundreds of global warming questions that are explained in a way thats easy for you to understand. Studies conducted to quantify economically the health impacts of climate change have. Global warming this term refers to the general increase in the earths average tempera. Solar activity it is widely recognized that variations in solar radiation and activities, such as solar flares or sunspots, if large enough, could have an impact on the global temperature. Causes of climate change united states environmental. Global warming is often discussed as a broad impact in various parts of the world. The cause of global warming executive summary three of the four methods of measuring global temperature show no signs of global warming. C, with about half of the warming occurring over the past few decades. Research into the temporary slowdown in the global average surface temperature warming trend seen between 1998 and 20 attributes the phenomenon to.
The key scientific issues required to understand the behavior of the earths climate system. Global warming a case study in groupthink pdf gwpf. Scientists have been able to study climate change by looking at tree cores, atmospheric composition, sediment cores, ice cores and through observation. With a 5year arctic airborne observing campaign just wrapping up and a 10year campaign just starting that will integrate airborne, satellite and surface measurements, nasa is using unprecedented resources to discover how the drastic changes in arctic carbon are likely to influence our climatic future. We will aim to gather meaningful information from this data. Whether the cause is natural or humandriven, global warming is a serious issue that everyone should be aware of. Study sheds new insights into global warming trends nasa. Four global warming impacts alonehurricane damage, real estate losses, energy costs, and water costswill come with a price tag of 1. Climate change 4 executive summary this report provides results from three studies that collectively find that global warming and climate change are often not synonymousthey mean different things to different peopleand activate different sets of beliefs, feelings, and behaviors, as well as different degrees of urgency about the. In north carolinas outer banks, the coastal town of nags head is vulnerable to flooding from heavy rain events, hurricanes, tropical storms, noreasters, and storm surge. There is an ongoing debate about whether global warming is caused by human activity primarily by burning of fossil fuels or is simply part of the earths natural climate cycle.
Andres global, regional, and national annual estimates of co 2 emissions from fossil fuel burning, cement production, and gas flaring have been calculated through 2000, some as far. Christopher booker has been writing on climate change and energy issues in the sun day telegraph and elsewhere over the past 11 years. Historical overview of climate change science ipcc. 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.
Climate change is happening, humans are causing it, and i think this is perhaps the most serious environmental issue facing us climate change or global warming is a serious and undeniable issue that is plaguing the planet. Even the intergovernmental panel on climate change ipcc didnt rule out the sun for warming from 1750 to 1950. The greenhouse is covered with a kind of plastic walls which permits all radiations from the sun. Carbon dioxide and global warming case study global warming and climate change are international concerns.
The scientific guide to global warming skepticism skeptical science. Scientists and kids explore global warming, lynne cherry fight global warming now. Find, read and cite all the research you need on researchgate. An introduction to global warming for students in grades 68. Members of the public who perceive agreement about global warming among scientific experts are more likely to view global warming as real, human caused, and harmful than people who do not perceive agree ment in the scientific community ding et al. We will briefly assess the impact and influence of humans on global warming and, finally, we will examine climate models and how to predict future changes. The troposphere has a thick layer of carbon dioxide and this layer of carbon dioxide serves as a roof of the. It is a complex issue full of uncertainties and controversies. Many computer models have the earth warming in the range of 0. The wri report is entirely designed to blame developing countries for sharing the responsibility for global warming. Scientists from around the world are working hard to determine how human activities, in particular the burning of fossil fuels, are impacting the earths temperature and climate. The studies found that the two terms are often not synonymousthey mean different things to.
Pdf climate change and global warming researchgate. To add insult to injury, vulnerability is increasing with sea level rise. Global warming and climate change are international concerns. Seventyfour percent say global temperatures have been rising in the past 100 years. However, scientists who study climate have determined that increased concentrations of greenhouse gases resulting from human activity have amplified the natural greenhouse effect.
Global, regional, and national co 2 emission estimates from fossil fuel burning, cement production, and gas flaring. Seven case studies in carbon and climate climate change. Every year the temperature on earth rises on several percents of the degree and even such slight changes influence the life on the planet greatly. Global warming case study free download as powerpoint presentation. Every year the temperature on earth rises on several percents of the degree and even such slight changes influence the. Humans are responsible for increasing co 2 the effects of co 2. Global warming essay 100 words why do you think temperature goes too high in summers and too low in winters. The results showed that due to global climate change and global warming, lake water level up to 50 cm for period the future will increase.
Nov 11, 2015 the far north is warming twice as fast as the rest of earth, on average. Welltowheels bev milespergallon equivalent mpg ghg by electricity source 8 table 2. Scribd is the worlds largest social reading and publishing site. Signs of global warming in the united states, region by region iv executive summary v introduction 1 part i. Well, such a phenomenon is known as global warming global warming is the extreme rise or increase in the temperature of the surface of the earth.
Selfreported awareness has grown from 43 to 72 percent across this 21year period. Both humanmade and natural factors contribute to climate change. This article discusses amongst cause of global warming and consequences of global warming on the environment. A number of other indicators of global warming have also been observed see pp. According to nasa and ipcc, global temperature has increased by 1. We will be considering the history of global warming by looking at the pattern of ice ages and analysis of recorded temperatures. 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. Causes of the global warming observed since the 19th century. The case presents the information, facts, and data needed to analyze the problem and to consider the possible consequences and solutions. The key scientific issues required to understand the behavior of the earths climate system are discussed below, and include the notion of.
Teachers and students knowledge about global warming. How climate affects agriculture climate change can affect agriculture in a variety of ways. Global warmings increasingly visible impacts environmental. Study the economic impacts associated with global warming and see how business leaders are responding to the changing climate. Climate change is a term that refers to major changes in temperature, rainfall, snow, or wind patterns lasting for decades or longer. This case study on the potential damage from global warming consists of the following parts. But the independent study demonstrated that there is no correlation between solar activity and global warming. While global warming is real and grounded in physics, unknowns remain as to how much warming will occur in the future and what impacts this will have on society. There are facts that nearly all scientists agree on, even those skeptical about the severity of future warming. Because of the treacherous effects of global warming, some solutions must be devised. Global warming generally refers to the anthropogenic component of climate change alone, and only the surface warming associated with it. This case study examines one aspect of the science of meteorology.
The greenhouse effect is the trapping of heat by gases in the atmosphere due to the conversion of light into heat as it. Earths surface includes both land and water which means that the temperature of not only land increases but. Students will read an article on one effect of climate change global warming in small groups. The scientific guide to global warming skepticism was written by john cook. The vocabulary is taken directly form the lecture, sequentially. Apr 23, 2017 global warming ppt and pdf free to download. Global warming case study is climate change real or a figment of our imagination. Something helpful to keep in mind is that global warming is a buzzword that represents a lot of scientific ideas about climate change. Explore how we get energy for transportation and elec tricity and learn how.
The greenhouse effect is the trapping of heat by gases in the atmosphere due to the conversion of light into heat as it strikes the earths. Life cycle global warming emissions from the manufacturing and operation of gasoline and batteryelectric vehicles with more than one battery replacement tables 7 table 1. Global warming is the longterm heating of earths climate system observed since the preindustrial period between 1850 and 1900 due to human activities, primarily fossil fuel burning, which increases heattrapping greenhouse gas levels in earths atmosphere. Global warming is due to an enhanced greenhouse effect. 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. Active research scientists, throughout their careers, typically spend large fractions of their working time studying in depth what other scientists have done. B e h i ndt the realization of r y h e o s global warming.
Learn how laws and public policy can affect climate change. Without it, earth would be a frozen and likely uninhabitable planet. It is critically important to determine whether this global warming is due to natural causes, as contended by climate contrarians, or by human activities, as argued by the intergovernmental panel on climate change. 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.
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