Der bunt schillernde Eisvogel benötigt saubere Bäche für seine Nahrungssuche. Deshalb ist seine Anwesenheit ein Indiz für gesunde Gewässer. In industrialisierten, dicht bevölkerten Regionen kommt er nur noch selten vor. Um die Artenvielfalt der Natur zu erhalten, beraten sich Wissenschaftler und Politiker aus aller Welt im Mai in Bonn.
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The Science Year 2025 of the Federal Ministry of Education and Research (Bundesministerium für Bildung [...]
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