natural changes Flashcards

1
Q

how does volcanic activity affect

A
  • when erupt, co2 realised intp the atmosphere

- even volcanoes that are dormat, still realise co2 through vents

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2
Q

how does orbital changes affect

A
  • closeness of sun to earth changes temperature

- far away= lower temp= co2 trapped as ice= less greenhouse gas effect

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3
Q

how does wildfires affect

A
  • forests= carbon sink
  • when burnt, co2 realised into atmosphere
  • humans are threatening the balance
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