Answer:
Ecosystem stability is the ability of an ecosystem to maintain a steady state, even after a stress or disturbance has occurred. In order for an ecosystem to be considered stable, it needs to have mechanisms in place that help it return to its original state after a disturbance occurs.
Answer:
For any system closed to all transfers of matter and energy, the mass of the system must remain constant over time.
Explanation:
Answer: At the equator, the days remain essentially equal length throughout the year and the seasons don't change.
Explanation: The Sun's light and energy hit the equatorial area straight on throughout the year so the variation in temperature comes from wind and cloud cover.