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The earth is an ecosystem ii

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The earth is an ecosystem ii

  1. 1. THE EARTH IS AN ECOSYSTEMgrupo:de Marin lehmann-bender, Jose Garcia Jimenez,Eugenio and Tania •The litosphere or the Earth´s surface. •The hydrosphere:all the water on the Earth •The atmosphere:the gaseous layer that surrounds •The biosphere ,all living things on the planet.
  2. 2. What is an ecosystem?• An ecosystem is a biological system consisting of all the living organisms or biotic components in a particular area and the nonliving or abiotic component with which the organisms interact, such as air, mineral soil, water and sunlight
  3. 3. THE ECOSYSTEM
  4. 4. Why is the balance of the ecosystem at risk?• However in recent years ,human activity has transformed the planet.In many cases ,this has put the balance of ecosystem at risk
  5. 5. Greenhouse effect• The greenhouse effect is a process by which thermal radiation from a planetary surface is absorbed by atmospheric greenhouse gases, and is re-radiated in all directions.
  6. 6. GREENHOUSE EFFECT THE PROCESS
  7. 7. THE SUN
  8. 8. THE ELEMENTS OF THE EARTH´S ECOSYSTEM

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