These latter stressors to the environment are becoming more numerous as our civilization becomes more crowded and serve as long-term signatures of our planetary dominance. Now, new research1 in The Geological Society of America has revealed an entirely different marker of our existence: plastic rock. This new form of sediment, borne from the collision between our consumer culture and the natural world, could last for millennia in the geologic record until uncovered by some future society combing the ground for hints about its own history.
Read more at Eyes on Environment on Nature’s Scitable Network!
Corcoran, P., Moore, C., & Jazvac, K. (2014). An anthropogenic marker horizon in the future rock record GSA Today, 4-8 DOI: 10.1130/GSAT-G198A.1