Gewitterregen Apr 2026
: Ensure gutters and downspouts are clear to prevent water backup. In flood-prone areas, consider installing backflow valves in basements.
: Cities are increasingly adopting "sponge city" concepts—using permeable surfaces and green roofs to absorb rainfall naturally rather than funneling it into overtaxed pipes. Gewitterregen
Extreme rainfall: how cities are preparing for wetter futures : Ensure gutters and downspouts are clear to
