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Climate Change - Coggle Diagram
Climate Change
How do we know?
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Tree Rings
Ring is narrow, cooler, drier year.
Tree Ring is thicker, temperature was warmer and wetter.
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What are the causes?
Natural
Changes in the Earth's orbit. Some places can experience longer days or longer nights, at different times during the year.
Volcanic activity. When volcanoes erupt they emit gases into the atmosphere. Particles can block the suns rays and cool parts of the Earth. However, it is not a long-term impact. But sulfur dioxide can make longer term impacts.
Variations in the suns energy, some places emit more heat than other places.
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