Environmental disasterspp


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Environmental disasterspp

  1. 1. Environmental disastersWork done by:André Figueiredo n2 11FDaniel Almeida n3 11FJessica Pinto n5 11F
  2. 2. TopicsWhat is an environmental disaster?;List of the main environmental disasters;Explanation of their impact;Some real past examples;Small but significant changes to help save the planet.
  3. 3. What is an environmental disaster “An environmental disaster is a disaster that is due to humanactivity and should not be confused with natural disasters. Inthis case, the impact of human alteration of the ecosystemhas led to widespread and long-lasting consequences. It caninclude the deaths of animals (including humans) and plantsystems, or severe disrupt of human life, possibly requiringmigration.”Source: English book - Ana Márcia Pires , Ana Sousa Guedes
  4. 4. List with the main environmentaldisastersNaturalDisastersEarthquakesVolcanoeruptionsHeatwavesLightingsWildfiresDroughtFloodsAvalanchesTsunamiBlizardsTornadosHailstorm
  5. 5. List with the main environmentaldisastersMadeByManNuclearBombsOils SlinkWaterContaminationGlobalwarmingPollution
  6. 6. Their impact – on Earth/People Houses, buildings, and other structures can be destroyed; Loss of power; Fire; Loss of habitat; Contaminated water; Toxic gases released into the atmosphere; Carbon dioxide emitted from volcanoes adds to the naturalgreenhouse effect; Trees fall; Diseases;
  7. 7.  Tornadoes can hit hazardous or toxic materials which can carryby a thunderstorm and then be transported along ways downstream; Destroy topsoil and crops; Dried up lakes and other water sources; People use more fuel during droughts; Lack of food and drinking water for wild animals; Increased stress on endangered species; Wind and water erosion of soils, reduced soil quality;Their impact – on Earth/People
  8. 8. Real past examplesNatural environmental disasters: http://www.youtube.com/watch?v=T5wHtcSJgbEEnvironmental disasters made by man: http://www.youtube.com/watch?v=Zoq2xwPAk70
  9. 9. Small changes to help save theplanet Recycle; Reduce the use of fossil fuels; Pay attention how we use the water; Try not to use your car so much. Instead, usepublic transport; Use fluorescent light bulbs; Use as many natural light as you can; Don’t let the electronic devices in stand-by; Use rechargeable batteries; Try to use your email instead of paper;
  10. 10. Conclusion With this project work we learned that there is manyenvironmental disasters and the most part of the natural disastershave a small help from mankind. The environmental disasters are very dangerous and can put inrisk thousands of lives (humans and animals) and a lot of speciesloses their habitat which can cause the extinction of manyspecies. We also learned that with small changes at our homes and in ourdaily lives we can make the difference and help save the planet.
  11. 11. Sources http://www.vtaide.com/png/George/earthquake.htm http://earthquake.usgs.gov/learn/kids/eqscience.php http://en.wikipedia.org/wiki/Types_of_volcanic_eruptions http://en.wikipedia.org/wiki/Volcano http://www.buzzle.com/articles/facts-about-hailstorms.html http://weather.about.com/od/h/g/heatwave.htm http://en.wikipedia.org/wiki/Fire http://www.wollongong.nsw.gov.au/floodplaineducation/Flood%20Education%20Model/Flood.html http://www.naturaldisasters.ednet.ns.ca/Projects/Avalanche/bja.htm http://www.windows2universe.org/earth/tsunami1.html http://en.wikipedia.org/wiki/Blizzard http://www.weatherwizkids.com/weather-tornado.htm
  12. 12. Sources http://www.weatherwizkids.com/weather-lightning.htm http://drought.unl.edu/DroughtBasics/WhatisDrought.aspx http://en.wikipedia.org/wiki/Wildfire http://en.wikipedia.org/wiki/Oil_spill http://en.wikipedia.org/wiki/Water_pollution http://en.wikipedia.org/wiki/Global_warming http://en.wikipedia.org/wiki/Pollution http://science.howstuffworks.com/environmental/green-science/save-earth-top-ten.htm