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Glosario
Glosario
Glosario
Glosario
Glosario
Glosario
Glosario
Glosario
Glosario
Glosario
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Glosario

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Transcript

  • 1. T o d o o v o c a b u la r io q u e ti n o n e n te n d a s .
  • 2. -Efecto invernadoiro : é a absorción da Terra dos raios do Sol e impide que salan para fora aumentando a temperatura da Terra.
  • 3. -Atmosfera: capa de gases que rodea á Terra e a protexe dos raios perxiduciais do Sol.
  • 4. Calentamiento global -Calentamento Global: é o proceso polo que a Terra vaise quentando pouco a pouco grazas ao efecto invernadoiro.
  • 5. • CO2: (dióxido de carbono) é un gas nocivo que contribue ao efecto invernadoiro.
  • 6. -Raios solares: son os raios que desprende o Sol e dan calor a nosa Terra.
  • 7. Gases nocivos -Gases nocivos: son os gases que contaminan o planeta. Ejemplos: os gases espulsados polas fabricas e os coches,os espulsados polos animais e personas… etc.
  • 8. -Metano: é un gas, o hidrocarburo mais sinxelo.
  • 9. Desertización. -Desertización: proceso que convirte as terras fértiles en desertos grazas a erosion do solo
  • 10. Deforestación -Deforestación: reducción progresiva das masas forestales.

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