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Hello students, in this question we are asked to provide an essay on how man has altered.
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So man altered the atmosphere within that we have geosphere, biosphere, hydrosphere and as a consequences that the earth as a whole is affected by it.
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So i cannot give you the full essay but i can give you direction on how to provide that.
00:36
So first thing you have to mention is human activities had a significant impact on earth's atmosphere.
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So you have to mention the impact introduction.
00:48
So you can include the fact that burning of fossil fuel, deforestation and other activities that releases a large amount of greenhouse gases are there and their influence we can introduce.
01:04
Now in the second paragraph you have to mention that the most important impacts of human activities on earth.
01:15
Ok, so this most important factor you can point out that it is fossil fuels.
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Fossil fuel and its dominance.
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So once you have that you can explain that the higher amount of carbon dioxide, methane and other greenhouse gases which trap in the atmosphere and they contribute to global warming and this has led to the increasing level of sea level and increasing number of frequency of heat waves, droughts, extreme weather events.
01:54
These are all happening because as a result of that.
01:58
Now in the third paragraph you can mention that for biosphere, right, for biosphere we can go like these are all mentioned in the atmosphere.
02:09
So now you can go to biosphere.
02:18
So biosphere includes all the life or living organism on earth.
02:23
So the deforestation, pollution, climate change, this contributed to the decline in biodiversity in the number which are far reaching and the massive population, plant and animal population on earth are facing extinction.
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Most species are facing extinction.
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So this has resulted in significant changes to ecosystem, change in ecosystem...