Answer:
The use of improved plant hybrids and agricultural chemicals
Explanation:
According to history, India witnesses a huge surge in the the amount of wheat produced in the country between 1950 - 1990 ; This surge in production has made wheat the main cereal crop in the country with about 30 million of hectares of land being used to cultivate the cereal crop as of today. The huge surge over the 40 year period whereby production more than doubled could be attributed to the advancement and upgrade in the crop type and agricultural chemicals being adopted. These hybrid crops germinated faster and produced good yield which boasted more production and drove revenue to better height.
An economic force that makes people to move to metropolitan areas is for jobs. The reason why suburbanization occurs in the US and Canada is due to lower land costs.
<h3>Why the reasons above for people's migration?</h3>
Note that the search for job can be an economic force that pushes people to move into metropolitan places as people are in need of money and would do anything to get it.
Note also that suburbanization in the US and Canada is said to happen due to the fact that the lower land costs makes people to have housing that they can afford.
Learn more about migration from
brainly.com/question/1213023
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Answer:
<em>Coal ash contains toxic levels of several different pollutants, so when it is collected and stored long-term in coal ash ponds, there is increased
</em>
<em>risk of exposure to toxic metals.</em>
Explanation:
The option above best describes an environmental disadvantage of using industrial scrubbers and electrostatic precipitators for pollution abatement.
