Every mammal on this planet instinctively develops a natural equilibrium with its surrounding environment, but you humans do not.

Sustainable channel design can result in ditches that are largely self-maintaining due to natural geomorphological equilibrium.

The horror in Bosnia will not reach a natural equilibrium at which the fighting will stop.

There is no natural equilibrium in such a confederacy, just constant give and take to achieve "level playing fields" in trade and commerce.

Various advances in filtration included trickle and hang-on filters, both allowing a more natural equilibrium in the aquarium environment.

The natural equilibrium of minerals needed to sustain life was off in Luke.

Giacometti is said to have viewed "the natural equilibrium of the stride" as a symbol of "man's own life force".

Adam Smith referred to a so-called invisible hand, which will move markets towards their natural equilibrium, without requiring any outside intervention.

Balance of nature (biological fallacy): A discredited concept of natural equilibrium in predator:prey dynamics.

If the species die out, the natural equilibrium is disturbed - triggering a dangerous domino effect.