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As coastal development continues to grow, research begins to reveal the depth of our light pollution problem
Some areas of the ocean are richer in microplastics than others. Satellites could help us identify them 
The ocean floor is home to rich deposits of metals and minerals crucial to the transition to net zero. But should we use them?
Climate change is having a huge impact on the oceans, far beyond the sea level rise we hear most about. But it can also be part of the solution. Katie Burton visits the National Oceanography Centre in Southampton to speak…
Photojournalist Tommy Trenchard joins a research expedition to the Saya de Malha Bank in the Indian Ocean, where a profusion of marine life waits to be discovered
Marine scientists are often too few and too underfunded to study marine species. Social media and citizen science is filling in the gaps
The Saildrone Surveyor, a type of uncrewed autonomous vehicle, has completed its maiden voyage. Its design could enable Saildrone to revolutionise ocean mapping
Steps to regulate fisheries and protect marine reserves can be undone at the flick of a switch
Scientists are discovering that narwhal tusks reveal a great deal about how sea-ice loss and contamination in the Arctic is changing polar ecosystems
Millions of oysters have been rescued from the struggling shellfish trade for use in restorative aquaculture programmes 
Field observations of corals around the world reveal that not all species are as susceptible to bleaching as previous models predict
Food systems will need to change as the global population grows. With reform, could fishing and aquaculture step up to the challenge?
 BluHope is back with a day of webinars to promote protection of the oceans
Whales sequester an enormous amount of carbon, making their protection ever more vital
Researchers have revealed just how many polluting microfibres are released into the oceans when we wash our clothes
A fifth of the ocean floor has now been mapped, taking researchers a step closer to the goal of a complete seabed map by 2030
Marine protected areas cover 7.1 per cent of the Southern Ocean, but as some experts call for this to widen, a team of scientists are using tracking data to identify the biodiversity hotspots that most warrant protection
A roundup of some of the top discussions from the new BluHope campaign, launched by the British High Commission in Malaysia on World Oceans Day, with the support of Sir David Attenborough and Dr Sylvia Earle

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