Uniformitarianism, in geology, the doctrine suggesting that Earth's geologic processes acted in the same manner and with essentially the same intensity in the past as they do in the present and that such uniformity is sufficient to account for all geologic change.
The main differences are that in a Closed System there are a limited number of nutrients, whereas in an Open System of growth there are an unlimited amount of nutrients. ... In contrast, in a Closed System Growth, dead cells remain in the same area where living cells are attempting to divide.
-To guide people on where to cross the road/street and where not to stand
-To guide cars on how to move in a correct order to avoid chaos
The answer is; Atmospheric circulation patterns keep the temperature of an area constant.
The atmospheric circulation does not keep the temperatures in an area constant, however, they regulate temperatures through convection currents. Hot air rises as cold air mass sinks to replace the rising hot less dense air. These currents transfer energy around the globe and prevent one area from overheating.