Caves reveal past climate change
Our Changing World - A podcast by RNZ - Wednesdays

Caves are a subterranean library of past climate change records, captured as water dripping from above creates flowstones and stalactites.
Our Changing World - A podcast by RNZ - Wednesdays
Caves are a subterranean library of past climate change records, captured as water dripping from above creates flowstones and stalactites.