What are some advantages of volcanoes?
Volcanoes can provide people with many benefits such as:
- volcanic rock and ash provide fertile land which results in a higher crop yield for farmers.
- tourists are attracted to the volcano, which increases money to the local economy.
- geothermal energy can be harnessed, which provides free electricity for locals.
What are the disadvantage of volcanic?
Disadvantages of volcanic eruptions: 1) It performs a lot of destruction. 2) The volcanic eruptions also produce harmful gases. 3) The lava heat act as a booster for the global warming.
What are 2 Advantages good things about having a volcano?
“It gives us really fertile soils, which are great for farming and crops.” Volcanoes also provide a good environment for the formation of new habitats for animals, plants and insects, she said. Hot springs and geothermal energy are additional benefits.
How do volcanoes benefit humans?
Benefits of volcanoes to humans. They eject lava and ash which in turn produce very fertile soils which boost agriculture activities. Volcanoes and areas near them can be used to produce geothermal energy which can be fed into electrical grids and boost the energy supplies of the affected regions and countries.
What causes volcanic eruptions?
Causes of Volcanic Eruption. The buoyancy and the pressure of the gas within the earth’s crust cause the volcano to erupt. Magma is formed when the upper mantle of the earth melts. A volcano is erupted when the magma (the hot liquid) rises upwards by the pressure of gas that is dissolved in it.
What is the description of a volcanic eruption?
Volcanic Eruptions. A volcanic eruption occurs when molten rock, ash and steam pour through a vent in the earth’s crust. Volcanoes are described as active (in eruption), dormant (not erupting at the present time), or extinct (having ceased eruption; no longer active).
What is a volcanic activity?
Volcanic activity refers to the rising of molten material within the lithosphere or onto the Earth’s surface.