Fate of oceans depends on sewage and waste control, experts and diplomats warn

Besides global warning, increasing loads of nutrients from agriculture, sewage and industrial waste are speeding up the reduction of oxygen in coastal areas that become “dead zones” for fish.

The world’s oceans are suffocating form a lack of oxygen caused by global warming and human pollution from sewage and industrial waste, and we are running out of time to fix the problem, experts and diplomats warned on Wednesday.