>> Humans contributed to Earth System changes before the Industrial Revolution > This feels like an attempt to wave a vaguely anthropogenic climate change deni

>> Humans contributed to Earth System changes before the Industrial Revolution > This feels like an attempt to wave a vaguely anthropogenic climate change denialist flag, not through actual denial, but "we've done stuff like this before". I think you're reading too much into this. My interpretation is just that they are pointing out a deviation from the general consensus.