Tsunamis: ¡Prepárate y Protégete!

Aprende que hacer en caso de un Tsunami – y los riegos que puedes enfrentar. NOAA Office for Coastal Management coast.noaa.gov https://coast.noaa.gov/gallery/videos/tsunamifastdraw/spanish-video.html

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The River Emscher was considered a "cesspool of the Ruhr": an open channel, extremely polluted with wastewater from coal mining and heavy industry and the feces of local residents. It is a sewage project of superlatives: 10 Herrenknecht-TBMs were used to build an efficient underground pipe and tunn