It's an issue because our collective footprints grow, and we all have an environmental footprint regardless of what we consume. You could extend this to: it's a

It's an issue because our collective footprints grow, and we all have an environmental footprint regardless of what we consume. You could extend this to: it's a shame we haven't stopped decimating forests, it's a shame we will continue to encroach on land so long as our population grows, it's a shame that as a result of this growth more animals will die through conventional agriculture i.e. plants, etc.