ecological energetics
ökoloogia haru, mis uurib ökosüsteemi läbivat energiavoogu: organismide ja struktuuride energiakasutust, troofiliste tasemete vahelisi energiaülekandeid, energia kontsentratsiooni biomassi komponentid, the study of the flow of energy within an ecological system from the time the energy enters the living system until it is ultimately degraded to heat and irretrievably lost from the system