Atmospheric co2 concentration and global mean temperature increase with the rapid increase of co2 emission. Although many of my students have heard of global warming or climate change. In media, it is synomonous with the term climate change. Three free ebooks on global warming and climate change. Global temperature over the past 65 million years present 1,000 ya 65 mya mya 18,000 years 230,000 years 1 million years 3. Apr 23, 2017 global warming ppt and pdf free to download. Discussions of global warming often evoke passionate responses and fierce debate. Powerpoint presentation global warming and the coming peaks. At present, climate change is one among the global difficulties which the people are facing. Scientists are more than 95% certain that nearly all of global warming is caused by increasing concentrations of greenhouse gases ghgs and other human.
There were bound to be global and regional variations in the rate of warming. The international institute of knowledge management takes the pleasure to welcome you to the 2 nd international conference on global warming and climate change 2019 globewarm 19 which will be held from 03 rd 04 th october 2019 in bangkok, thailand. The greenhouse effect is not a bad thing by itself its what allows earth to stay warm enough for life to survive. It began as a tentative observation but has become one of the most important investigations in climate science. 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.
The evidence against human causation in global warming. Preparing for global warming a framework for protecting. Jun, 2015 this is new topic for students in four months course that teaching by bross sao. The paper introduces global warming, elaborates its causes and hazards and presents some solutions to solve this hot issue. May 17, 2011 global warming, is harming and killing algae in the ocean. Veronica white global warming, along with the cutting and burning of forests and other critical habitats, is causing the loss of living species at a level comparable to the extinction event that wiped out the dinosaurs 65 million years ago. Sep 24, 2011 global warming is caused by an increase in the greenhouse effect. Seminar on global warming schaefer syllabi resources. Global warming and carbon dioxide the environmental community rightly recognizes global warming as one of the gravest threats to.
Do global warming and climate change represent a serious. 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. Learn resource guide for advanced learning on the scientific fundamentals of climate change 4 1. This video for the second presentation that title is the cause of global warming.
Global warming is the observed increase in the average temprature of the earths atmosphere and oceans in recent decades. Todays global warming emergency is not a natural disaster. Global warming and its effects on the world page link. Mar 16, 2020 global warming, the phenomenon of rising average air temperatures near earths surface over the past 100 to 200 years. Measurements show that the earths globalaverage nearsurface temperature has increased by about 0. 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. This article discusses amongst cause of global warming and consequences of. Global temperature change scenarios over the next 100 years, temperature changes are. If we wish to curb global warming over the coming half century, we must look at strategies to address nonco2 emissions. The global warming standstill executive summary in retrospect, nobody predicted that in the age of global warming the annual average global temperature would remain unchanged for so long.
This knowledge will help us to prepare for and adapt to the effects of climate change. Earths climate has changed over various timescales since the dawn of geologic time, and the force of human activities since the industrial revolution has been woven into the fabric of climate change. While global warming is frequently presented as a single phenomenon that one either believes in or denies, the real situation is, unsurprisingly, much more complex in the presenters view. Projections suggest that the warming will be close to the global average in south asia, australia and new zealand, and southern south america. Many of the arguments put forth by global warming advocates either embellish or distort the true facts on a host of issues, ranging from rising sea levels and. Global warming, is harming and killing algae in the ocean. Causes of the global warming observed since the 19th century. Pdf this paper is an attempt to show that global warming and climate change are real, and are greatly affecting the biosphere. Global warmings increasingly visible impacts environmental. The effect of climate change on water resources and.
This video for the second presentation that title is the cause. The theme of the conference is global warming and planning the sustainable future. Above all, alternative energy sources solar, wind, hydro, geothermal. On global warming and the illusion of control part 1 presents the basics and illusions behind the hypothesis of global warming and climate change. We often call the result global warming, but it is causing a set of changes to the earths climate, or longterm weather patterns, that varies from place to place. When people say global warming, theyre typically referring to the rise in average temperature of the earth. 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. The effect of climate change on water resources and programs introduction the goal of this module is to educate water program managers, as well as the general public, on the expected effects of climate change on water resources and water programs. 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.
Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. This is the first of three seminars on the science of global warming from widely different viewpoints. 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. Global warming is happening now, and scientists are confident that greenhouse gases are responsible. One thing that causes global warming is electrical pollution, fossil fuels are burned to create electricity. Evs seminar free download as powerpoint presentation.
Surveying american attitudes toward climate change and. The greenhouse is covered with a kind of plastic walls which permits all radiations from the sun. Scientists predict that global warming will have serious effects on public. Hurricanes, tornadoes and volcanoes are all natural disasters. Whether the cause is natural or humandriven, global warming is a serious issue that everyone should be aware of. The pink line shows rise in global average surface temperature and has paralleled carbon dioxide concentration. Global warming is caused by the increase in green house effect, resulting in a raised average earths temperature. Signs of global warming in the united states, region by region iv executive summary v introduction 1 part i. Powerpoint presentation global warming and the coming. The study report on the greenhouse gases and their impact on global warming. 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. Global warming ppt global warming greenhouse effect. The effect of climate change on water resources and programs.
Introduction the subjects of global warming and climate change have become parts of both the popular lexicon and the public discourse. As global warming and climate destabilization continue, our local and national weather, as well as our global climate, will become much more unpredictable. The evidence against human causation in global warming page 2 of 12 1 global warming is a naturally occurring and recurring event the vostock ice cores are a key piece of information. These pages are greatly expanded, including extensive footnotes, in the new book. This term refers to the general increase in the earths average tempera ture caused by the presence of greenhouse gases in the atmosphere. Global warming hype and hysteria have for some time dominated. The intergovernmental panel on climate change ipcc concludes most of the.
Global warming ppt free download as powerpoint presentation. Increased greenhouse gas emissions will result in increased average global temperatures. A small increase in average global temperature will eventually create catastrophic change in the world. Atmospheric concentrations of greenhouse gases are the highest in at least 650,000 years as measured by antarctic ice core samples our energy future choices and global warming are inextricably linked.
The cause of global warming executive summary three of the four methods of measuring global temperature show no signs of global warming. Public attitudes on global warming 2018 pdf abc news article. While global warming is frequently presented as a single phenomenon that one either believes in or denies, the real situation is, unsurprisingly, much more complex in the. The troposphere has a thick layer of carbon dioxide and this layer of carbon dioxide serves as a roof of the. 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. Global warming is primarily induced by human activities, principally because of greenhouse gas emissions from combustion of fossil fuels.
We often call the result global warming, but it is causing a set of changes to the earths climate, or longterm weather. Global warming is a term used for the observed centuryscale rise in the average temperature of the earths climate system and its related effects. It also will explore what these efforts reveal about the american system of government and its capacity to respond to pressing global problems. The presence of greenhouse gases leads to a warming of the earths lower atmosphere. It is a complex issue full of uncertainties and controversies. 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. Projected future aridity is presented based on recent studies and our analysis of model simulations.
After drafting research findings and sharing them in class, students will collaborate in identifying the ethical issues pertaining to global warming, theological and philosophical resources that can ground a response, and principles that should guide human behavior from personal to international levels of activity. Climate change is of growing personal concern to us hispanics, poll finds. Essay on causes and effects of global warming for students. The world is getting hotter, and humans are responsible. Public backs action on global warming but with cost concerns and muted urgency april 2015. Global warming and wild life camille parmesan integrative biology, university of texas at austin. Open to students seeking minors in environmental ethics and ethics, this seminar will 1 explore the latest available data on ecological, economic, geographical, health, political, and social effects of climate change due to global warming, 2 reflect philosophically and theologically on those effects, and 3 develop an ethical response. Warming will differ by season, with winters warming more than summers in most areas. Without the greenhouse effect the earths average global temperature would be much colder and life on earth as we know. The global leadership seminar was created by project wisdom, a 501 c3 educationbased nonprofit organization, to provide wcpss students with an authentic learning environment where they can develop the knowledge and skills necessary to become leaders, problem solvers, and difference makers in todays global community. Fewer algae is a problem because there is less food for us and many animals in the sea. Global warming is an average increase in the temperature of the atmosphere near the earths surface. The wri report is entirely designed to blame developing countries for sharing the responsibility for global warming.
Final project seminars on science climate change why are the. Global warming and its effects on the world posted by. As a result, they are neglecting what might be the most effective strategy for reducing global warming in our lifetimes. Global warming is arguably the most critical and controversial issue facing the world in the twentyfirst century. Global warming is caused by an increase in the greenhouse effect.
43 1357 1387 1570 942 1242 559 1031 1144 375 652 364 116 535 628 883 634 177 943 1072 505 582 1115 1396 72 1564 824 519 1475 847 1004 1057 1034 1239