
Marine protected areas as of 2020 (data from MPAtlas)
CNN reports that nearly 200 countries have agreed to a legally-binding High Seas Treaty to protect marine life in international waters, which cover around half of the planet’s surface, but have long been essentially lawless.
The agreement was signed on March 4 after two weeks of negotiations at the United Nations headquarters in New York ended in a mammoth final session of more than 36 hours – but it has been two decades in the making.