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How GPS trackers and drones help locate floating debris

An estimated 600,000 tons of abandoned fishing gear ends up in the oceans every year. According to the United Nations, some 380,000 marine mammals are killed each year, either by ingesting this fishing gear or being caught in it. Mary T. Crowly of the Ocean Voyages Institute describes how GPS trackers are being used to mark the ghost nets. An estimated 600,000 tons of abandoned fishing gear ends up in the oceans every year. According to the United Nations, some 380,000 marine mammals are killed each year, either by...

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Where Do We Map Next?

Mapping the world’s oceans is a tremendous task that would benefit from a prioritization strategy. In this article, an in-depth presentation of one such approach is given: GIS-based analysis that...

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