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
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
3
Q
how does wildfires affect
A
- forests= carbon sink
- when burnt, co2 realised into atmosphere
- humans are threatening the balance