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How Spain's torrential rainstorms put sewage into its rivers and seas

المصدر: Phys.org - latest science and technology news stories · نُشر

How Spain's torrential rainstorms put sewage into its rivers and seas
المصدر: Phys.org - latest science and technology news stories

After heavy rain, Spanish cities often awaken to refreshed air and clean streets, while the rainwater itself vanishes into storm drains along with everything it swept away. Underground, however, a very different story unfolds.

After heavy rain, Spanish cities often awaken to refreshed air and clean streets, while the rainwater itself vanishes into storm drains along with everything it swept away. Underground, however, a very different story unfolds.

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