Does Global Warming exist?

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Does Global Warming exist? Evidence For:Evidence Against:∙ Methane IncreasingLevels of atmospheric methane, a powerful greenhouse gas, have risen 145% in the last 100 years.  Methane is derived from sources such as rice paddies, bovine flatulence, bacteria in bogs and fossil fuel production.∙ Peculiar WeatherRecently, young people in Vietnam noticed strange white stuff covering the fields. They had never seen snow before. It is the coldest spell in the country for 20 years.∙ Carbon Dioxide Increasing in AtmosphereThe atmospheric levels of the greenhouse gas carbon dioxide, have increased since pre-industrial times from 280 part per million (ppm) to 360 ppm, a 30% increase. Carbon dioxide concentrations in the atmosphere are the highest in 160,000 years. Carbon dioxide is a
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by-product of the burning of fossil fuels, such as gasoline in an automobile or coal in a power plant generating electricity.∙ Cooling PolesRecently, scientists found that temperatures in the Arctic have been cooling since the 1920s. Computer predictions are that, if the world is warming, the Poles should warm twice as much.∙ Disappearing GlaciersIce is melting all over the planet. Glaciers are melting on six continents.  If present warming trends continue, all glaciers in Glacier National Park could be gone by 2030. The park's Grinnell Glacier is already 90% gone.- Ice cores taken from the Dunde Ice Cap in the ...

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