Global warming is like rigging the weather dice, making it more likely to get hot days. Powerpoint presentation global warming and the coming peaks. The key point concerning this 1995 report is that several of the ipcc scientists wrote that, based on the research papers, manmade global warming was far from proven or even far from likely, but the summary of the report implied the opposite, i. Notes many of my students require written copies of the notes i write on the board. In recent past, global observations have provided clear evidence of climatic changes resulting from anthropogenic activities. Recent climate change over the last half of the 20 th century is thought to be driven largely by greenhouse gas emissions, with carbon dioxide playing a large role. The greenhouse is covered with a kind of plastic walls which permits all radiations. The scientific guide to global warming skepticism is licensed under a creative commons attributionnoncommercial 3. Global warming is the increase in the average temperature of the earths nearsurface air and the oceans since the midtwentieth century and its projected continuation.
The uk has had cold winters and poor summers weather is not climate and we must look at averages. Free, but needed to view pdf files download individual essays as of jan. Study notes on green house effect biology discussion. Discovery of global warming files formatted for printing pdf. 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. As this warmingup phenomenon occurs across the earths globe, it is called the global warming. I then explain the threat arising from human induced climate change. We use your linkedin profile and activity data to personalize ads and to show you more relevant ads. The paper introduces global warming, elaborates its causes and hazards and presents some solutions to solve this hot issue. Causes of the global warming observed since the 19th century. The wri report is entirely designed to blame developing countries for sharing the responsibility for global warming.
Effects of global warming impacts of global warming the innumerable consequences that are a result of this havoc are threatening human survival on earth more than anything now, calling for a rapid solution. The atmospheric concentrations of several greenhouse gases are increasing due to human activities. Global warming is the rapid increase in atmospheric temperature due to a. This rise of temperature ultimately hurts the life of human beings, animals and plants. Global warming is an increase in the earths atmospheric temperatures widely due to an increase in the greenhouse effect resulting especially from pollution. Gg 140 lecture 27 global warming open yale courses.
Global warming and carbon dioxide the environmental community rightly recognizes global warming as one of the gravest threats to. It is a complex issue full of uncertainties and controversies. This section provides the schedule of lecture topics and instructors along with lecture notes for select sessions. 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. Why do we emit so much carbon dioxide and why is mitigation controversial 4. In order to curb the issues, it is very important to understand the negatives of global warming. Climate change mitigation and some links to adaptation susan solomon 1. 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. As a result, they are neglecting what might be the most effective strategy for reducing global warming in our lifetimes. May 01, 20 estimating technical economical environmental potentials for reducing co2 emission in energy sector and preventing of global warming is one of the main activities, which have been performed. According to a report from world watch institute 1992, the earths surface was warmest in 1990.
Climate change mitigation and some links to adaptation. Its cold outside, so global warming must have stopped. A very short introduction provides a concise and accessible explanation of the key topics in the debate. The effects of global warming are potentially catastrophic for some components of the biosphere. One of a grouping of documents on global concerns at. 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. Greenhouse effect, global warming, carbon sequestration. This article discusses amongst cause of global warming and consequences of global warming on the environment. The main cause of global warming is the greenhouse effect.
Some options for carbon dioxide emission reduction and the wedge concept of socolow and pacala 5. Due to green house effect, the average temperature of earth surface is 15c and without green house effect the average temperature would have been 18c. I have left these notes in a word document so that you may edit as needed. Scientific guide global warming and climate change. Learn resource guide for advanced learning on the scientific fundamentals of climate change 4 1.
Introduction teacher will introduce the concept of field notes, whereby students will record observations of phenomena assigned by the teacher. For those who care about truth, and the integrity of science. Deforestation, fossil fuels, greenhouse effect, melting glaciers, and salinity of ocean water. There is a natural atmospheric greenhouse effect on earth which keeps the average surface temperature about 59. Global warming refers to the gradual increase in the temperature of the earths surface, atmosphere and oceans as a result of greenhouse gases. There are various definitions available for global warming, here are a few that we think are particularly good. It is risky to jump to conclusions about climate change by. Global warming 8additional resources additional resources include. Several points which could be taken into consideration while framing this answer are. Changes global warming refers to an increase in earths annually averaged air temperature near the surface. Global warming is the first in a series of briefing documents investigating the indicators, science, analysis and argument surrounding global warming.
Carbon monoxide emissions created by deforestation and burning fossil fuels create a barrier that traps the suns heat on the earth causing the planet to warm up. Scientists and kids explore global warming, lynne cherry fight global warming now. Global warming is arguably the most critical and controversial issue facing the world in the twentyfirst century. Pdf many researchers, engineers and environmentalists are expressing deep concerns about changes in the overall climate of the planet. 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. Lecture notes global warming science earth, atmospheric. The greenhouse effect of earth from geometry, we can calculate the average solar flux at the top of the atmosphere. On global warming and the illusion of control part 1 presents the basics and illusions behind the hypothesis of global warming and climate change, who turned on the heat. Global warming is the increase of average world temperatures as a result of what is known as the greenhouse effect. B e h i ndt the realization of r y h e o s global warming t c s. 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. The green house effect is a naturally occurring phenomenon which is responsible for heating the earth surface and atmosphere. An introduction to global warming for students in grades 68.
Above all, alternative energy sources solar, wind, hydro, geothermal. Heavier rainfalls, frequent droughts, strapping hurricanes, rising sea levels, melting of glaciers etcetera are all a result of it. Over the history of the planet earth, over millions of years, the earths average surface temperature has experienced heatingup and coolingdown changes several times. Let us have a detailed study of global warming, its causes, and its effects. Mar 18, 2011 we use your linkedin profile and activity data to personalize ads and to show you more relevant ads. With such imprecise use of terms, its pretty easy to just give up and peg global warmingasnonscientific. Certain gases in the atmosphere act like glass in a greenhouse, allowing sunlight through to heat the earths surface but trapping the heat as it radiates back into space. Actually, global warming is the continuous rise in earth temperature, due to some greenhouse gases like carbon dioxide, water vapours, nitrous oxide, methane etc. Three free ebooks on global warming and climate change bob.
The carbon cycle describes the reservoirs of carbon atmosphere, terrestrial biomass and ocean and. Global warming, climate change and sustainabilitychallenge to scientists, policymakers and christians john houghton i n this paper, i first list some of the growing threats to the environment and introduce the important concept of sustainability. Forcing agents and the stockflow concept of sterman 3. Sumit thakur uncategorized global warming ppt and pdf free to download. Fact global warming is happening myth fallacy cherry picking. Extracts may be reproduced provided skeptical science is attributed with a link to the scientific guide to global warming skepticism was written by john cook. The cause of global warming executive summary three of the four methods of measuring global temperature show no signs of global warming. 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. Measurements show that the earths globalaverage nearsurface temperature has increased by about 0. Free essays on short notes on global warming through. Six of seven warmest years on record have occurred since 1980.
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