Context: Japan began releasing wastewater from the Fukushima nuclear plant into the Pacific Ocean.
- A big step in decommissioning the still highly dangerous site 12 years after one of the world’s worst nuclear accidents.
- Japan has repeatedly insisted the wastewater is treated and will be harmless
- backed by the UN atomic watchdog the International Atomic Energy Agency (IAEA).
- But China has warned the release will contaminate the ocean and banned all Japanese seafood imports.