Leopold, PhD, biochemist in organic chemistry, testified before Calif.
municipalities as an expert witness
on the environment, to wit; "Evaporation, oxidation, photochemical
degradation & ultraviolet light have the combined effect of neutralizing and
destroying any bacteria present in urine, which is 98% water. The remaining
chemicals of animo acids, vitamins, enzymes, antigens & aimmunoglobulins are
unstable in the natural environment of earth/air/light & are rapidly degraded. Dog
feces is a non-issue in a self-regulated Dog Park where it is collected by
responsible dog owners & deposited in sealed containers. Dog urine is not a threat
to humans, nor is it harmful the environment & it has no negative effect on
NOTE: There are numerous Dog Parks located adjacent to wetlands/harbor/river areas
in Florida, Calif. & Washington State, with a zero effect on the
environment. Negative environment impact is a frequent objection used by dog
opponents who do not have the facts. Valid documentation is the best ammunition to
silence irrational objections.