Climate Change Part 1
Storyboard Szöveg
- Definicion de Clima (Climate Definition)
- Hey! Do you know what climate means?
- Yes! Climate is the weather conditions prevailing in an area in general or over a long period.
- Different Global Climate Throughout Earth's History
- OMG! It's SOOO COLD!
- The Ice Age is any geologic period during which thick ice sheets cover vast areas of land
- Past Climates
- Geologists know about past climates by looking at clues about the past climate are buried in sediments at the bottom of the oceans, locked away in coral reefs, frozen in glaciers and ice caps, and preserved in the rings of trees.
- Milankovitch cycles
- A Milankovitch cycle is a cyclical movement related to the Earth's orbit around the Sun.
- Volcanic activity
- How does volcanic activity change the climate???
- Volcanic gases like sulfur dioxide can cause global cooling, while volcanic carbon dioxide, a greenhouse gas, has the potential to promote global warming.
- Ocean currents
- Ocean currents act as conveyor belts of warm and cold water, sending heat toward the polar regions and helping tropical areas cool off, this influencing both weather and climate.
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