pollution - hírek
Taking more than 2 flights a year? €50 frequent flyer tax could raise much-needed €64bn for climate
European rivers and lakes are chemically polluted, water security in danger
3,000 risk experts and 20,000 citizens name climate change as number one threat facing the world
L'inquiétante chute du nombre de saumons britanniques, pour cause de pollution des rivières
Troubled Thames Water waist-deep in trouble over illegal sewage dumping
River research: the international scientists protecting the Danube's delicate ecosystems
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