Our Changing World

380 New Zealand lakes are in the spotlight, and Marcus Vandergoes from GNS Science explains what happens to the thousands of sediment cores that will reveal a 1000-year history for each lake. Read more Audio

The element tin turns up in all sorts of alloys, but tin cans are - mostly - not made from tin, says Prof Allan Blackman from AUT, in ep 87 of Elemental. Read more Audio

Isolating the element thulium was a truly laborious process that took many years, says Prof Allan Blackman from AUT in ep 86 of Elemental. Read more Audio

Named after Thor, the Norse God of Thunder, thorium could provide a cleaner source of nuclear power in the future, says Prof Allan Blackman from AUT in episode 85 of Elemental. Read more Audio

Susie Wood from the Cawthron Institute says that sediment cores & eDNA will reveal a 1000-year history for 380 NZ lakes. Read more Audio

Thallium is most famous for some infamous poisoned family cases & its appearance in an Agatha Christie novel solved a medical mystery, says Allan Blackman from AUT in ep 84 of Elemental. Read more Audio

A discovery from the chemically prolific Swedish village of Ytterby, terbium produced the green on old TV sets & adds security to Euro notes, says Prof Allan Blackman from AUT in ep 83 of Elemental. Read more Audio

By the end of this year Predator-Free Wellington hopes that the eastern suburbs on the Miramar Peninsula will be free from rat and stoats. Read more Audio

Tellurium is a metalloid often found with gold and the US town Telluride is named after it, says Prof Allan Blackman, in ep 82 of Elemental. Read more Audio