Answer:
I believe the answer is B.
<span>The ecological pyramid is the smallest at the top beacuse there is ten percent loss of energy, in the form of food, at each trophic level, and the number of organisms of the top most level are the fewest. </span>
One way is that the sun is heating up the world causing droughts and causing the water level to rise to cause floods
Answer:
Migration
Explanation:
They might want to migrate for greener pastures where opportunity are vast and the need of learning new language is important.
Continued air pollution with some cities threatened with submerging of land with water
