2) absorption : The remaining 70% is absorbed mainly, 45% of the total, by the earths surface--dark surfaces like soils and pigments of plants are good absorbing agents.
(The remaining 70%; is absorbed mainly; ) (45% of the total, by the earths surface; are; good absorbing agents)
The remaining 70% 45% of the total, by the earths surface
is absorbed mainly are
good absorbing agents