Dead zones: how chemical pollution is suffocating the sea | The Economist

The following video is brought to you courtesy of the The Economist YouTube Channel. Click the video below to watch it now.

Parts of the ocean are being starved of oxygen by chemical pollution from land. These so-called “dead zones” not only decimate marine life, but are contributing to climate change.

00:00 – How “dead zones” threaten the ocean
00:52 – Why was there “sea snot” in Turkey?
03:20 – What causes low oxygen in the ocean?
05:50 – How nutrients pollute the ocean
06:37 – Why farming is one of the main polluters
08:46 – The bizarre harm to marine life
10:24 – How “dead zones” contribute to climate change
12:07 – How regenerative farming can reduce pollution
16:00 – Nutrient pollution must be tackled urgently

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