STS-LESSON-CLIMATE-CHANGE.pptx - CLIMATE CHANGE AND ENVIRONMENT AL AWARENESS What is climate change Climate change is the periodic modification of

STS-LESSON-CLIMATE-CHANGE.pptx - CLIMATE CHANGE AND...

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CLIMATE CHANGE AND ENVIRONMENT AL AWARENESS
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What is climate change?
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Climate change is the periodic modification of Earth's climate brought about as a result of changes in the atmosphere and other factors within the Earth system.
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What is global warming?
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Global warming is a phoenomenon of climate change characterized by a general increase in average temperatures of the Earth. It is directly linked to the increase of greenhouse gases in our atmosphere worsening the greenhouse effect.
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Causes of Climate Change
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1. The combustion of fossil fuel, deforestation , industrial production, and other human activities have increased especially since the start of Industrial Revolution.
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2. Greenhouse gases in the atmosphere, such as carbon dioxide, methane, and water vapor absorb radiation emitted from Earth's surface thus contributing to the greenhouse effect.
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3. Periodic changes in Earth's orbit and axial tilt with respect to the sun affecting the solar radiation distribution on Earth's surface.
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4.
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Unformatted text preview: Tectonic movements which change the shape, size, and position of continental masses. 5. The brightness of the sun continues to increase as the star ages and it passes an immense amount of energy in the Earth's atmosphere. Impacts of Climate Change Economic Effect Climate change and greenhouse gas emissions could disrupt the economy. Warmer temperatures, and extreme weather will damage property, infrastracture, affect human health, and sectors such as agriculture and tourism. Biological Effect The biological effect of climate change is evaluated on different factors; impact on plants and soil, impact on terrestrial animals, aquatic life, and on human health. Energy Crises There are different sources of energy that are used in the world to generate power. All of these different sources of energy are used primarily to produce electricity. • Solar Energy • Wind Energy • Geothermal Energy • Hydroelectric Energy • Biomass • Nuclear Power • Fossil Fuels...
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  • Summer '18
  • Louie Vane

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