Impactscommons.wikimedia.org Oder River mass fish deaths on German-Polish border linked to mercury Poland says the Oder River disaster could have been caused by an intentional dumping of chemicals, although scientists say climate change may have had a role.
Impacts Hundreds of lakes in U.S., Europe are losing oxygen Oxygen levels have dropped in hundreds of lakes in the United States and Europe over the last four decades, a new study found.
