<span>Which of the following has been a contemporary concern in northwestern China?
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</span>Answer: Of the options available the one that has been a contemporary concern in northwestern China is answer choice A) Ethnic Conflicts.
I hope it helps, Regards. <span>
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Answer:
South America and Africa.
Explanation:
South America and Africa are the two continents which provides a strong evidence for the continental drift because their sides has a specific structure which can be fit with one another. The east coast of South America and the west coast of Africa fit together like pieces of a puzzle. The rock composition of east coast of South America and the west coast of Africa also similar which gives us a strongest evidence for the movement of big land masses away from each other that occurs with the passage of millions of years.
<u>Evidence of a large glacial lake northeastern Ontario:</u>
The evidences of a large glacial lake in northeastern Ontario are, sand ridges of Rome, relief forms in the plain around the lake in Ontario, the structure of the soil and the glacial remains.
This large glacial lake was named Iroquois which existed approximately 13000 years ago and is said to be enlargement of today's Ontario lake. This was formed because the St Lawrence river was blocked by an ice sheet and it drained towards the south east.
Answer: a. True
Explanation:
In the pursuit of acquiring more fresh water, fog harvesting was introduced. It is a way to capture fog which is water vapor that is condensed but close to the surface. Fog has the tendency of reverting to water's liquid form when it comes into contact with objects.
Collecting water from fog involves using a net where the water will collect and fall due to gravity into a conduit such as a trough or gutter that will then take it to a storage tank.