which option is most likely to increase average global temperatures?
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Air Temperature The best projections show that average global temperatures are likely to increase 3.1-7.2° F (1.8-4.0° C) by the end of the century depending on the amount of carbon emissions.
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Facts The IPCC predicts that increases in global mean temperature of less than 1.8 to 5.4 degrees Fahrenheit (1 to 3 degrees Celsius) above 1990 levels will produce beneficial impacts in some regions and harmful ones in others. Net annual costs will increase over time as global temperatures increase.
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Global warming Anticipated effects include warming global temperature, rising sea levels, changing precipitation, and expansion of deserts in the subtropics. Warming is expected to be greatest in the Arctic, with the continuing retreat of glaciers, permafrost and sea ice.
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- There are two major effects of global warming: 1  Increase of temperature on the earth by about 3° to 5° C (5.4° to 9° Fahrenheit) by the year 2100. 2  Rise of sea levels by at least 25 meters (82 feet) by the year 2100.
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9. The potential effects of climate change on world food production and security (For more information, see Global Warming: Potential Effects of Global Warming) 1  Changes in climate not only affect average temperatures, but also extreme temperatures, increasing the likelihood of weather-related natural disasters. If global climate change causes the global average temperature to rise (top), there will be less cold weather, and a greater probability of hot and record hot weather. An increase in temperature variability will extend the extremes of temperature, both cold and hot. An increase in average temperature combined with increased variance will have little effect on cold weather, but hot weather will be more common and record hot weather will increase greatly. (Figure adapted from Climate Change 2001: The Scientific Basis)
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- Climate, Global Warming, and Daylight Charts and Data. One predicted temperature increase is. between 2°C and 3°C (3.6°F and 5.4°F). See About the Global Warming Data for more information about this prediction.
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DocSpot: Hydrocele Hydrocele (fluid around the testicle) The most common cause of a painless swelling in the scrotum is a ‘hydrocele’, which is an accumulation of fluid around the actual testicle. Sometimes hydroceles go away on their own. If not, there are various possible treatments.
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- Studies in temperate and northern climates generally have indicated that higher temperatures will result in lower maintenance costs, especially with fewer freeze-thaw cycles and less snow (e.g., Walker et al., 1989; Daniels et al., 1992).
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BU Today The consensus among scientists is that global temperatures have risen about .8 degrees Celsius since the mid-1800s. Anderson believes that focusing on the heat content in the oceans can tell us why more effectively than the temperatures themselves.
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- Report Abuse. Global warming refers to an average increase in the Earth's temperature, which in turn causes changes in climate. A warmer Earth may lead to changes in rainfall patterns, a rise in sea level, and a wide range of impacts on plants, wildlife, and humans.
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Effects of Global Warming Here is an in-depth look at the changes wrought by global warming. Increase in average temperatures and temperature extremes. One of the most immediate and obvious effects of global warming is the increase in temperatures around the world. The average global temperature has increased by about 1.4 degrees Fahrenheit (0.8 degrees Celsius) over the past 100 years, according to the National Oceanic and Atmospheric Administration (NOAA).
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Time for change Recent investigations have shown that inconceivable catastrophic changes in the environment will take place if the global temperatures increase by more than 2° C (3.6° F). A warming of 2° C (3.6° F) corresponds to a carbon dioxide (CO2) concentration of about 450 ppm (parts per million) in the atmosphere.
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- Changes in climate not only affect average temperatures, but also extreme temperatures, increasing the likelihood of weather-related natural disasters. If global climate change causes the global average temperature to rise (top), there will be less cold weather, and a greater probability of hot and record hot weather.An increase in temperature variability will extend the extremes of temperature, both cold and hot.lobal warming could affect storm formation by decreasing the temperature difference between the poles and the equator. That temperature difference fuels the mid-latitude storms affect the Earth’s most populated regions.
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Future Climate Climate Change: Variations in Timing. Across the globe, in response to increases in heat-trapping gases such as carbon dioxide (CO2) in the atmosphere, temperature and precipitation patterns are changing. The rate of climatic change in the next century is expected to be significantly higher than it has been in the past.
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- July 6, 2010. The cost and benefits of global warming will vary greatly from area to area. For moderate climate change, the balance can be difficult to assess. But the larger the change in climate, the more negative the consequences will become. Global warming will probably make life harder, not easier, for most people.
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- Global average temperature is one of the most-cited indicators of global climate change, and shows an increase of approximately 1.4°F since the early 20 th Century. The global surface temperature is based on air temperature data over land and sea-surface temperatures observed from ships, buoys and satellites.
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Global Climate Change: Evidence and Causes And what scientists have shown by studying hundreds of thousands of years of geological data is that temperature increases in when carbon dioxide increases, so the current spike in carbon dioxide is sure to result in a rapid increase in global temperature.
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- Introduction. Many lines of scientific evidence show the Earth's climate is changing. This page presents the latest information from several independent measures of observed climate change that illustrate an overwhelmingly compelling story of a planet that is undergoing global warming.lobal average temperature is one of the most-cited indicators of global climate change, and shows an increase of approximately 1.4°F since the early 20 th Century. The global surface temperature is based on air temperature data over land and sea-surface temperatures observed from ships, buoys and satellites.
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Climate Change Could Wreck the Global Economy Temperature change will leave the average income around the world 23% lower in 2100 than it would be without climate change. Temperature rise due to climate change may radically damage the global economy and slow growth in the coming decades if nothing is done to slow the pace of warming, according to new research.
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Global warming and climate change By the end of the 21st century, however, global warming is likely to cause an increase in Earth's temperature of around 2–5 degrees Celsius. There is a 75 percent chance of a 2–3 degree warming and a 50 percent chance of a 5 degree warming, and scientists agree that the warming is most likely to be around 3 degrees.
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Effects of Global Warming Since 1906, the global average surface temperature has increased between 1.1 and 1.6 degrees Fahrenheit (0.6 to 0.9 degrees Celsius)–even more in sensitive polar regions. And the effects of rising temperatures aren’t waiting for some far-flung future–signs of the effects of global warming are appearing right now.
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- The expansion is occurring at the same time that sea surface temperatures are warming about one percent or .02 to .04 degrees Celsius a year. The warming increases stratification of the ocean waters, preventing deep ocean nutrients from rising to the surface and creating plantlife. Red areas show the expansion of the least productive waters. Gray areas remained unproductive through the nine-year study.
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Arctic Climate Change In the Arctic, average temperatures have risen almost twice as fast as in the rest of the world and climate changes are particularly intense. Changes in the Arctic climate will also affect the rest of the world through increased global warming and rising sea levels..4 Climate change is expected to increase the range of crops that can be grown in the Arctic and to extend the growing season. However, problems caused by insects, diseases, and weeds are likely to worsen.
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Global warming Global warming is a slow steady rise in Earth's surface temperature. Temperatures today are 0.74 °C (1.33 °F) higher than 150 years ago. Many scientists say that in the next 100–200 years, temperatures might be up to 6 degrees Celsius higher than they were before the effects of global warming were discovered. The basic cause seems to be a rise in atmospheric carbon dioxide, as predicted by Svante Arrhenius a hundred years ago.
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- Adding methane to the atmosphere is about 20 times more effective in increasing global temperature than adding equal amounts of CO 2. The rise within the 20 th century is very steep and there can be little doubt that this rise is tied to human activities.
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Facts The IPCC predicts that increases in global mean temperature of less than 1.8 to 5.4 degrees Fahrenheit (1 to 3 degrees Celsius) above 1990 levels will produce beneficial impacts in some regions and harmful ones in others. Net annual costs will increase over time as global temperatures increase.he IPCC predicts that increases in global mean temperature of less than 1.8 to 5.4 degrees Fahrenheit (1 to 3 degrees Celsius) above 1990 levels will produce beneficial impacts in some regions and harmful ones in others. Net annual costs will increase over time as global temperatures increase.