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TiliK225 [7]
3 years ago
14

Ozone, a pollutant or a gas to protect us? We have known that the ozone layer absorbs (slides 12 to 16) most of the sun's ultrav

iolet light, which is potentially damaging to life on earth. At the same time, we have heard that ozone pollution (slides 25-28) is pretty significant in urban areas like l.A. So ozone is good or bad? Elaborate your answers by using what you've learned so far.
Biology
1 answer:
krok68 [10]3 years ago
8 0

Ozone is good when it is in the stratosphere but bad when in the troposphere (where the weather system occurs). When in the stratosphere it help absorbs UV light from sunlight before reaching earth surface. This prevents damage to the genetic material of living organisms.

When in the troposphere, it is considered a pollutant and causes irritation of the lungs when inhaled. It also affects vegetation by reducing crop growth and yield.


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The hotspots are regions, where the plumes of magma are present just below the lithosphere. The plume of the magma is the particles of the volcano and the gases, which is erupted during the volcanic eruption. It is generated by the fragmentation of the magma. Once, it reaches the lithosphere, it get spreaded laterally.

The plumes at the hotspots are present just below the tectonic plates, a high temperature r heat and the low pressure causes the rocks present in the lithosphere to melt resulting in volcanic eruption. At hotspot, the melting of rock takes time, sometimes it is very slow, due to the presence of various tectonic plates. Hence, the plumes can remain stationary for a very long period of time without erupting.

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