Deforestation hope it helps.
Answer:
The United States and Mexico depend on each other more than ever for our economic well-being and competitiveness. We will sink or swim together in the global economy.
Explanation:
It is the theory that the landscape around took years to be made by nature so in another few years it could make new landscapes appear.
Answer:
TROPOSPHERE is the layer of the atmosphere has the largest volume.
Explanation:
Around 80 % mass of whole atmosphere!
Hope it helps!