Is climate change a natural process? 0.0 / 5 ? GeographyClimate changeGCSEAll boards Created by: ridleythomas27Created on: 20-02-17 18:30 Milankovitch cycle? Cyclical time periods that relate to the Earth's orbit around the sun. Affect the timings and seasonality of Earth's climate. 1 of 5 Sun spots/solar flares? Spots on the sun that occur every 11 years. Increase amount of energy Earth receives + it warms up. Caused my magnetic storms. 2 of 5 Volcanic eruptions? Volcanic eruptions release huge amounts of dust into the atmosphere. Blocks sunlight and cools the Earth. Doesn't happen very often (1991) 3 of 5 Natural greenhouse effect? Natural warming of the Earth's atmosphere. 4 of 5 Enhanced greenhouse effect? Trapping of more of the sun's energy due to an increase in greenhouse gases in atmosphere. Global temperature increases. 5 of 5
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