A tipping point is an example of hysteresis in which the point at which an object is displaced from a state of stable equilibrium into a new equilibrium state qualitatively dissimilar from the first.

Tipping point.
The Tipping Point: How Little Things Can Make a Big Difference
Tipping Points: How Little Things Can Make a Big ...
The Thinning of Arctic Sea Ice, 1988–2003: Have We Passed a Tipping Point?
Spotlight on... The Tipping Point: How little things can make a big difference
Interactions among Amazon land use, forests and climate: prospects for a near-term forest tipping point
The Thinning of Arctic Sea Ice, 1988鈥3: Have We Passed a Tipping Point?
The Tipping Point: How Little Things Can Make a Difference
Generic indicators for loss of resilience before a tipping point leading to population collapse.
Toward the 'tipping point': decision aids and informed patient choice.