The level of impact a human activity has on an environment .How society feels about the proposed policy changes.How frequently a specific environment is used for human activity.
I believe the answer is: the level of impact a human activity has on an environment
Environmental parameters refers to the various factors that we could use as a consideration to measure the situation in the environment (such as . Temperature , Salinity, Currents and water turbulence, Nutrient element, etc).
By measuring these factors, we can compare environmental condition before and after human activities in order to find whether any of the activities contribute negatively to the environment.
