On 5 March, the world reached what could well be a turning point for protection of the world's oceans.
With almost one in 10 species at risk of extinction, and the growing pressure from climate change, the treaty provides a framework for setting up protected areas in the high seas, sometimes known as international waters. It's been seen as crucial for supporting the aim to protect 30% of the oceans by the year 2030. At the moment, we protect just a little more than 1% of the high seas.
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