The Anthropocene Era
There are more than 140 synthetic chemicals in your bloodstream. There are PCBs in the Arctic.
These are two of the many thousands of reasons that geologists claim that we’ve moved from the Holocene Era to the Anthropocene, as described in the article linked above.
While there is no turning back, there’s plenty of time to make adjustments in our civilization to ensure that this new era isn’t the end of the world, both figuratively and literally.