Answer: The study of ecosystem is important for Environmental Conservation, Resource Allocation, reduce pollution and destruction of ozone layer. It provides information about the benefits of environment and judicious use of Earth's resources in ways that make the environment healthy for future generations.
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Cuba Adopted a communistic economic and political system
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Southerners enjoyed the initial advantage of morale, The South's greatest strength lay in the fact that it was fighting on the defensive in its own territory. Familiar with the landscape, Southerners could harass Northern invaders. The military and political objectives of the Union were much more difficult to accomplish.
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