HistoryfromMedievalists.net2 days agoMedieval Pollution and Mining Revealed in Alpine Ice Core - Medievalists.netIce cores from the Alps reveal medieval mining and metalworking pollution predating modern industrial pollution.
OMG sciencefromwww.theguardian.com11 months agoLike touching climate change': glaciers reveal records of the way the world wasScientists are drilling ice cores in a Swiss glacier to preserve climate history before it disappears due to global warming.