Explaining "Noise" as Environmental Variations in Population Dynamics.

The article reports on how the changing population dynamics of the human species as well as those of other species affect the Earth's environment. Using physics, the author attempts to determine the impact populations have on the environment, taking into consideration the ecosystem's reaction to various biological processes. INSETS: CLASSICAL NOISE: POISSON PROCESSES AND VARIABILITY;THE LOWER COLUMBIA RIVER AND ESTUARY ECOSYSTEM;SEPARATE EXOGENOUS AND ENDOGENOUS VARIATION.