In the lifespan of our planet, the age of humans has occupied but a brief pulse of time. Yet during this sliver of presence, humankind has faced a cascade of natural and self-made perils-a quantity exceeded only by the resolve to ultimately overcome them and grow in both prosperity and happiness. However in recent decades, it has become clear that our very footprint on planet Earth has unleashed yet another threat, one that if left unchecked could compromise the sustainability of those achievements and inflict still further long-lasting consequences.
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