Global warming and climate change lecture notes outline. Scientists and kids explore global warming, lynne cherry fight global warming now. The uk has had cold winters and poor summers weather is not climate and we must look at averages. The carbon cycle describes the reservoirs of carbon atmosphere, terrestrial biomass and ocean and. The current global warming is due to human activity by the. Lecture notes global warming science earth, atmospheric. It is shaped by the sun, tilt of the earths axis, amount of sunlight the earth reflects back to space, and concentration of greenhouse gases in the atmosphere. Correlation is not causality, and here we can see that cooling precedes the drop in co. Sudden warming every other year or so the normal winter pattern of a cold polar stratosphere with a westerly vortex is interrupted in the middle winter. Climate models, taking into account greenhouse gases and aerosols, project an increase in global mean surface temperature of about 2.
Global warming and human health lecture notes outline. Temperature fluctuates naturally, but the general trend is upwards and it moves in a series of jumps. Worldwide, since 1880 the average surface temperature has gone up by about 0. Climate means the average pattern in which weather varies in time. Climate o climate is a long term average of weather over at least 30 years. Global temperature shows a welldocumented rise since the early 20th century and most notably since the late 1970s. Lecture notes urban transportation planning urban studies. Pdf ge8291 environmental science and engineering lecture. Lecture 28 global warming lecture 28 global warming. Fewer algae is a problem because there is less food for us and many animals in the sea. Effects of global warming on forests encyclopedia of life. Lecture 1 global warming greenhouse gas global warming. Lecture 1 global warming free download as powerpoint presentation. Climate forcing changes to the earths radiation balance.
Global warming solutions that work environment america. Climate change is affecting both, overall parameters of the earth and changes in the earths biophysical systems such as nutrient cycling and flows etc. Global warming is caused by anthropogenic activities. Lecture fundamentals of physics phys 120, fall 2014 the. The origin of earths atmosphere and oceans lecture notes not available sara seager. May 17, 2011 global warming, is harming and killing algae in the ocean. The climate of region depends on the presence or absence of water, the reflection of solar radiation or albedo, the ability to transfer water to the atmosphere evaporation, the capacity to store heat, topography and texture of the region. Global temperature on both land and sea increased by 0. Generally occur in areas with cold climates with low populations and they move slowly.
One thing that causes global warming is electrical pollution, fossil fuels are burned to create electricity. 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. 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 science, lecture 21 mit opencourseware. Apps, celina campbell encyclopedia of life support systems eolss and solar energy. Learn resource guide for advanced learning on the scientific fundamentals of climate change 4 1. The origin of earths atmosphere and oceans sara seager. It is a complex issue full of uncertainties and controversies. Click on the topic of interest to go directly there, or scroll down through all of the topics.
Global climate learning module atmospheric sciences. Lecture notes global warming science earth, atmospheric, and. Introduction to climate modeling climate and environmental physics. There has been no global warming since 1998 1998 was a particularly warm year so is an unfair place to start measuring recent trends. The paper introduces global warming, elaborates its causes and hazards and presents some solutions to solve this hot issue. As sedentary organisms with long life spans, individual trees are highly susceptible to climate change. The global climate zones source video lecture notes o weather. Nasa global warming refers to the longterm warming of the planet. The climate of the earth as a whole is controlled by the balance between incoming and outgoing radiation. Introduction lecture notes not available sara seager. But every decade since the 1950s has seen warming and 20002009 was around 0. This is a long story that requires at least a lecture of its own. Global warming and climate change powerpoint lecture.
Gg 140 lecture 27 global warming open yale courses. Forcing agents and the stockflow concept of sterman. Course overview, different perspectives from the instructors. Global warming is also linked to the stability of climate system and increase in frequency of extreme climatic events this applies to both, variability of tropical cyclones and hurricanes frequency and intensity of the caribbeans, as well as to the monsoon rains in asia climate change directly affects not only natural, but also the human. Earths climate system consists of land, water in all its phases, air, and all living things figure 2. In this current form of the lecture i have added voiceover to the slides. Thunderstorms that normally occur on the equator move eastward. Global climate change is a huge topic, and a difficult one to make students fully grasp the importance of.
Previous interglacials appear to have been warmer than the present despite lower levels of co. Snow a novelist and english physical chemist who also served in several important positions in the british civil service and briefly in the uk government famously examined the implications of two cultures. Discuss the magnitude and distribution of disasters explain different phases of disasters 1. Having now written extensively about the global warming issue for over a.
Institute and the oeschger centre of climate change research of the. An introduction to global warming for students in grades 68. Above all, alternative energy sources solar, wind, hydro, geothermal. 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. Define disaster, hazard, vulnerability and risk describe the types and the causes of disasters.
Sulphur dioxide source industries, burning of fossil fuels, forest fires, electric. This article discusses amongst cause of global warming and consequences of global warming on the environment. This outline gives students a means to take notes that guides them toward important concepts and avoids the pitfalls of writing wordforword or simply not taking notes at all. Lecture 28 global warming 1 lecture 28 global warming 2010 tied for the warmest year on record nasa.
It is risky to jump to conclusions about climate change by. Lecture fundamentals of physics phys 120, fall 2014 the ozone hole and global warming a. Lecture notes on environmental science 3rd semester m. Trinath biswal associate professor, chemistry deptt. Tech of nuva college of engineering nagpurcivil engineering civil lecture notes, notes, pdf free download, engineering notes, university notes, best pdf notes, semester, sem, year, for all, study material. Climate refers to the average weather conditions of a place over a long period of. An increase in the average temperature of the earths atmosphere and oceans. During the sudden warming period, the stratospheric temperatures can rise as much as 40k in a few days. The polar vortex can completely disappear for a period of a few weeks. The greenhouse effect and earthatmosphere energy balance. Short notes on climate changes explained with diagram. The lower layers of earths atmosphere will slowly and gradually warm up as a result of greenhouse gases and man mad. Wagner north dakota state university, fargo, nd 58108 fargo, october 9. Other hydrocarbon vocs are also significant greenhouse gases via their role in creating ozone and in prolonging the life of methane in the atmosphere, although the effect varies depending on local air quality.
The global warming potential gwp of a greenhouse gas is the ratio of global warming, or radiative forcing both direct and indirect from one unit mass of a greenhouse gas to that of one unit mass of carbon dioxide over a period of time. Global climate learning module university of illinois. Volume of atmospheric carbon dioxide increased from 280 parts per million in 1800 to 367 in 2000, a 31% increase over 200 years our changing climate global mean surface. California uses 20 percent less energy per capita than it did in 1973, thanks to strong energy efficiency policies for.
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. Impacts, adaptations and mitigation of climate change. Disaster prevention and preparedness 1 chapter one what is disaster learning objectives at the end of the chapter the students are expected to. Taking efficient notes can be a big challenge for many students, especially when working from a powerpoint lecture. Nasa 3 heat wave down under a temperature map of australia shows expected temperatures. 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 climate of the earth and the life it supports. Higher resolution measurements show that warming also precedes co. Annual gwpf lectures global warming policy foundation. These lecture notes form the basis of a onesemester course taught at the physics. Disaster prevention and preparedness carter center. Global warming is the rise in temperature of the earths atmosphere. The greenhouse effect of earth from geometry, we can calculate the average solar flux at the top of the atmosphere.
Global warming is, itself, the product of many factors, and its relevance to. Within the nmvocs, the aromatic compounds benzene, toluene and xylene are suspected carcinogens and may lead. Lecture 16 impact of climate change atmospheric and oceanic. However, some may dam streams or melt suddenly and cause flooding. The carbon cycle describes the reservoirs of carbon atmosphere, terrestrial biomass and ocean and the exchanges that occur between these reservoirs.
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