<span>The correct answer is C. Topsoil is present in every soil surface, and not only in the farmland. It is very rich in organic materials, and nutrients. It provides nutrition to the plants and is the outermost layer of the soil.</span>
Answer:
First question: The United Nations issued a hybrid United Nations-African Union mission (UNAMID) to maintain peace in Darfur. It was established on 31 July 2007 with the adoption of Security Council resolution 1769. However, it formally took over on 31 December 2007.
Second question: As said above, international countries attempted to mediate peace in Darfur and helped. There is still conflict in the Darfur region but it is much lower than before and has grown much more stable.
Explanation:
Had been explained above.
Answer:C. Force of hurricane winds
Explanation:
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Answer:
These laws are meant to reduce ozone layer depletion.
Explanation:
