The threat from acid deposition has been steadily increasing in the 21st century because of the increase in the number of industries during this period. The acid particles get trapped in the atmosphere and falls as raid on earth. These acid particles are increasing with the booming of the industrial sector.
What? im unable to get the Question so if you can tell in detail i may answer
The answer is b.
Plants, specifically trees, are the best defense against erosion. The trees planted in the soil prevent the land from eroding due to excess water.
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I believe the answer is the last option
<span>human geography and physical <span>geography.</span></span>
