How do the Arctic and the Antarctic environments differ?

The biggest difference is that the Arctic is sea surrounded by land while the Antarctic is land surrounded by sea. This fundamental difference is the reason for many of the other differences between the two regions.

Explanation:

answer:

convection currents in the magma drive plate tectonics. heat generated from the radioactive decay of elements deep in the interior of the earth creates magma (molten rock) in the aesthenosphere. the aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of the earth that extends to 2900 km.

c. establishing proper sleep hygiene