quantifiable

Though such an influence isn’t quantifiable, activists agree whale songs have been a major inspiration for the campaigns and legislation that led to international legal protections for whales today.

Measurable goals like this provide nations with clear, quantifiable conservation goals that others in the international community can follow, verify, or use to identify shortfalls and push for more action.

There is only one Hollywood blockbuster to ever explicitly focus on global warming, 2004's "The Day After Tomorrow," and because it was a box office hit, it had a quantifiable and provable influence on public opinions.

The new federal guidelines are an attempt to define “high-integrity” offsets as those that deliver real and quantifiable emissions reductions that wouldn’t have otherwise taken place.

Emboldened by the confidence Darrien gives him and the sense of finally having a quantifiable dream, Donny begins spending time at the writer's apartment.