Thu, 01 Jan 1970 01:00:00 +0100Thu, 23 Jul 2026 18:54:52 +0200What's killing the fish? Czech researchers are looking for answershttps://english.radio.cz/whats-killing-fish-czech-researchers-are-looking-answers-8891121© 2026 Radio Prague International Rising temperatures and declining oxygen levels are causing more frequent fish die-offs in Czech rivers, prompting new efforts to monitor and protect freshwater ecosystems. Scientists and water authorities are deploying advanced technologies to track water quality and better understand how climate change is reshaping aquatic life. encr@radio.cz (Cesky Rozhlas)webmaster@radio.cz (CRo Webmaster) https://english.radio.cz/sites/default/files/images/f7ab12f26977abdab89f3228b6472312.jpg?timestamp=1782995179 What's killing the fish? Czech researchers are looking for answers https://english.radio.cz/whats-killing-fish-czech-researchers-are-looking-answers-8891121 Radio Prague International Radio Prague International radio.prague.int@gmail.com clean 0 1 2 3 4 5 6 7 8 9