אפקט הפרפר השחור בלוג בנושא שינויי אקלים והיתחממות גלובלית
The phenomenon whereby a small change at one place in a system can have large effects elsewhere, a butterfly flapping its wings in Rio de Janeiro might change the weather in Chicago.
(from//wordnet.princeton.edu)
Today We already released 500 billion tons of Carbon to the atmosphere that is a very huge butterfly!