Premise: "Results are based on a model called the Model of Acidification of Groundwater in Catchments (MAGIC) used by the National Acid Precipitation Assessment Program (NAPAP) to estimate the long-term effects of acidic deposition (sulfur) on lakes and streams." If this premise is true, what does that tell us about whether it entails the hypothesis "Long-term deposition leads to increased water pollution."?
it is not possible to tell