[Red Badger]

...disappearance of the sambaqui-builders can be attributed to a change in cultural practices, with fewer shell middens being constructed and more use of pottery.

WHAT??????.........NOT CLIMATE CHANGE?????..............

[Boogieman]

Well, there was quite a bit of environmental change in that area in ancient times... most of the Amazon rainforest was at one point tilled farmland, until the civilization that lived there collapsed and the wilderness overtook it again.

[bgill]

Oooh, someone is gonna be in trouuuuble.