Slash and burn releases which gas into the atmosphere?
  • Carbon monoxide
  • Ozone
  • Carbon dioxide
  • Carbon
If peat bogs are removed, this can increase...
  • ozone levels
  • carbon dioxide levels
  • oxygen
  • water vapor
Burning trees contributes to global warming because...
  • combustion releases carbon dioxide
  • combustion needs oxygen
  • the trees die
  • there are more rice fields
What is deforestation?
  • Removal of carbon dioxide
  • Removal of water
  • Removal of trees
  • Removal of plants
Deforestation leads to what change in biodiversity?
  • A decrease in biodiversity
  • An increase in biodiversity
  • No change in biodiversity over many years
  • A decrease in biodiversity, followed by an increase
Deforestation leading to increased cattle farming also increases global warming because of the release of which greenhouse gas?
  • Oxygen
  • Nitrogen
  • Ammonia
  • Methane
Deforestation makes global warming worse because...
  • the trees have all gone
  • the trees would have taken up carbon dioxide
  • the trees would have given off oxygen
  • there are still plenty of trees left
Greenhouse gasses can increase the temperature of the Earth by...
  • trapping heat in the atmosphere
  • increasing heat radiation
  • disappearing during the day
  • letting go of heat at night
One reason for deforestation is to provide...
  • timber
  • waste
  • clean water
  • fire
Global warming can lead to...
  • deforestation
  • climate change
  • new species
  • an ice age
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