Venice has always been at risk of flooding. But with climate change causing more damaging storms more often, is the future of this historic city under threat?

Conservation photographer Jennifer Adler reveals the photos, dives and projects that give her hope for the future of our ocean

Having skippered her first Trans-Atlantic race at just 20, Nikki Henderson is one of the UK's leading young sailors. Find out more about her remarkable career

Learn how marine protected areas could help marine life recover – and even combat climate change

Human activity has caused significant damage to the world’s ocean and marine life. Photographer Octavio Aburto documents the vital changes local communities in Mexico have made to conserve ocean resources

Are corals really animals? What causes coral bleaching? And why are coral reefs so important? Your ocean questions answered

Did the polluted waters of the Thames contribute to Britain's worst inland waterway tragedy?

Researchers working under the explorer William Parry in the far North sought to uncover the mysteries of the Arctic, but extreme cold and bizarre magnetic effects interfered in their research more than they had anticipated.

Sir John Franklin's expedition to map final part of the Northwest Passage departed on 19 May 1845. The two exploration ships, HMS Erebus and Terror were towed from Greenhithe in Kent at 10.30am.

By extracting ice cores from Antarctica, scientists are able to travel more than 800,000 years back into Earth’s climate history

Find out what it's like to live and work in the Antarctic with British Antarctic Survey scientist Joanne Johnson

Find out more about the facilities, equipment and advances that make RRS Sir David Attenborough a pioneering research vessel

Surviving the Antarctic; an interview with Michał Krzysztofowicz, Data Manager at the British Antarctic Survey's Halley IV Research Station

Canaletto's paintings of Venice portray an apparently timeless city. But look a little closer, and all is not as it seems

Illustrator Amber Cooper-Davies explores how art can respond to climate change

Artist Wayne Binitie explores how ice cores can help us reckon with our changing world

Artist Jamie Ardor highlights the power of visual communication in the face of the climate crisis

Artist Sarah Garrod considers her changing relationship with the sea, and the 'watery magic' of wet process photography

Exploitation, slavery and even murder have been documented on board modern fishing fleets

From Cutty Sark to cutting edge technology, could a new era of wind power help global trade go green?

Hundreds of thousands of seafarers have been unable to return home during the coronavirus pandemic. It's time to make their voices heard

See the world through a seafarer's lens - visit the free exhibition at the National Maritime Museum

A dynamic history, a precarious present: navigate Venice's iconic waterways at the National Maritime Museum

Join our community of makers at The Prince Philip Maritime Collections Centre

A family-friendly celebration of our ocean hosted at the National Maritime Museum

Join the team behind the Fifth Siren podcast to discuss Venice's past, present and future in this talk to accompany the Canaletto's Venice Revisited exhibition

Discover polar expeditions, indigenous communities, scientific discovery, and Arctic and Antarctic wildlife

Explore the complex legacy of European exploration and how it shaped the Pacific we know today

Explore the sea through personal stories from the deep

Step aboard the historic sailing ship, the fastest of its time