Three Interesting Things #5

1. Extracting metals from plants could potentially limit the amount of mining that is necessary (take with a pinch of salt): Guardian

2. Climate change is *lowering* sea levels in Iceland: CNN

3. Fascinating thread on the history of Mariupol:

Siege of Mariupol

Putin announced his decision to stop further assaults on Azovstal: the last remaining Ukrainian stronghold in Mariupol. Siege of Mariupol started on Feb 25, by March 3 the city was completely surrounded. Two months later its defenders still stand their ground🧵 pic.twitter.com/IySsp4GpFc

— Kamil Galeev (@kamilkazani) April 21, 2022