Over the last 100 years, the average air temperature near the earths surface has risen by a little less than 1 degree celsius or 1. The scientific community believes that climate like global warming have occurred throughout earths history and will continue to occur in the future. Causes of global warming emission of green house gases like carbon. B e h i ndt the realization of r y h e o s global warming. Free global warming powerpoint template is categorized under categories. Ppt global warming powerpoint presentation free to download id. In order to understand when global warming began, we should look back for many and many years ago in the times much earlier before humans devised international treaties and even much earlier before we learned to burn first fossil fuel, which was wood. Article methane and nitrous oxides which lead to global warming. Here is a sample of my work i have done for climate change week. How global warming works, causes, effects, conclusion. The adobe flash plugin is needed to view this content. A greenhouse or a farm house is a very big enclosure for the plants in a farm to save them from an extremely cold download fulltext pdf.
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Global warming is a phenomenon leading to gradual increase in earths atmospheric temperature due to the increase in carbon dioxide level on the planet along with the increase in the levels of other similar pollutants that cause greenhouse effect. Project report on global warming environmental pollution. Global warming as we know is an increase in the temperature of earths atmosphere. Free download global warming powerpoint presentation with. Global warming is the increase in the average temperature of earths nearsurface air and oceans since the mid20th century and its projected continuation. It is a complex issue full of uncertainties and controversies. I took a public domain nasa document about climate change and i have changed it. Nature and use the following tags climate climate change global global warming market nature world. In this inquirybased earth dayrelated project, students investigate global warming and climate change literally by the numbers. 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.
Jun 30, 2018 global warming ppt and pdf free to download. Global warming ppt global warming greenhouse effect scribd. Students create a presentation to show both causes and. But expert analysts across the world found that wholesale adjustments had been made to the figures in the main surface temperature records, giving an impression that the global temperature trend had been rising much more than was justified by.
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