Depends on the timescale in which you view it. The overall earth benefits through natural selection. A creature or ecosystem that overloads itself is selected o

Depends on the timescale in which you view it. The overall earth benefits through natural selection. A creature or ecosystem that overloads itself is selected out through self suicide paving the way for a more stable system to take it's place. Uncontrolled growth is simply a method of selection. Natural selection.