Passenger ship operators commit to sewage-free Baltic Sea

  • 2015-10-07
  • By Janny Ramakers
RIGA - Sewage. Not really a popular topic in polite society. In your own home, you do your business behind closed doors, flush and think no more of it. But what happens when you’re on a ship? Where does the waste go? At open sea, sewage is simply tossed overboard, after which “nature” takes care of business. But in a shallow, enclosed body of water such as the Baltic Sea, human waste can greatly harm the ecosystem. The excess nutrients in the sewage – specifically phosphorus and nitrogen – cause radical algae growth (a process known as eutrop...
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