A climate tipping point is a critical threshold in the Earth’s climate system where a small change can trigger large, abrupt, and often irreversible shifts in environmental conditions. In simple terms: A tipping point is when the climate moves past a point of “ no return, ” causing major changes that are hard or impossible to stop. Examples of climate tipping points: • Melting of Greenland ice sheet Once a certain amount of ice melts, the rest can melt much faster, raising