Geography Story Board
Texto del Guión Gráfico
- Ash ejected from the volcano is a good fertilizer for soil. It includes plant nutrients such as potassium and phosphorus.
- Volcanos may attract many tourists which is later good for the economy. Because of the dramatic scenery, people will take a look or even try to help out.
- Geothermal energy can be harnessed, which provides free electricity for locals. This is where heat from within the Earth is used to generate electricity. This can be generated in areas where magma lies close to the surface.
- Minerals are also provided from volcanoes. Sulfur, copper and gold are produced from volcanic activity. Diamonds are also brought up to the surface from the mantle from a rare kind of magma, called kimberlite.
- A long-term benefit of volcanic activity is seen in the Hawaiian Islands’ very existence. A volcano can form new land.
- The sulfur gas combines with water in the atmosphere, creating microscopic droplets that can stay in the atmosphere for years,” Gregg said. “The effect of those aerosol droplets is cooling the lowest level of the atmosphere, which is the level in which we live and breathe.
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