Answer:
The resource that accounts to be Botswana's 90% export earnings is "Diamonds." Diamond has many unequaled qualities and is very unique among minerals. It is the hardest known substance, it is the greatest conductor of heat.
I hope this helps and that you have a good day! :)
Because you can see all the mountains that are on the world and just understand it better<span />
Increased heating, increased evaporation
<h2>Answer: The Gulf of Mexico
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The Gulf of Mexico is an ocean basin that formed after the collision of the continental plates and the sinking of the seabed during the rupture of the former Pangea mega continent millions of years ago.
This gulf is also the ninth largest water surface in the world, which is contained among the littorals of Mexico, the United States and the island of Cuba. Therefore, this mass of water corresponds to the Atlantic Ocean in the northern part of the American Continent.