“We shut this historic week not simply with hope, however with concrete dedication, clear path, and simple momentum,” Li Junhua, the UN’s Below-Secretary-Normal for Financial and Social Affairs and Secretary-Normal of the summit, instructed reporters.
Co-hosted by France and Costa Rica, the five-day occasion introduced 15,000 contributors, together with greater than 60 Heads of State and Authorities, to France’s Mediterranean coast.
With over 450 facet occasions and practically 100,000 guests, the gathering, dubbed UNOC3, constructed on the momentum of earlier ocean summits in New York (2017) and Lisbon (2022). It culminated in a shared name to increase marine safety, curb air pollution, regulate the excessive seas, and unlock financing for weak coastal and island nations.

Li Junhua, the UN’s Below-Secretary-Normal for Financial and Social Affairs and Secretary-Normal of UNOC3, on the closing press convention, in Good.
Formidable pledges
The convention’s consequence, often known as the Good Ocean Motion Plan, is a two-part framework that contains a political declaration and over 800 voluntary commitments by governments, scientists, UN companies, and civil society because the earlier convention.
“These vary from advocacy by youth to deep-sea ecosystem literacy, capability constructing in science and innovation, and pledges to ratify intergovernmental treaties,” Mr. Li mentioned.
The pledges unveiled this week mirrored the breadth of the ocean disaster. The European Fee introduced an funding of €1 billion to help ocean conservation, science, and sustainable fishing, whereas French Polynesia pledged to create the world’s largest marine protected space, encompassing its whole unique financial zone – about 5 million sq. kilometers.
Germany launched a €100-million programme to take away underwater munitions from the Baltic and North Seas. As well as, New Zealand dedicated $52 million to strengthen ocean governance within the Pacific, and Spain introduced 5 new marine protected areas.
A 37-country coalition led by Panama and Canada launched the Excessive Ambition Coalition for a Quiet Ocean to sort out underwater noise air pollution. In the meantime, Indonesia and the World Financial institution launched a ‘Coral Bond’ to assist finance reef conservation within the nation.
“The waves of change have fashioned,” Mr. Li mentioned. “It’s now our collective duty to propel them ahead – for our folks, our planet, and future generations.”

Olivier Poivre d’Arvor (proper), France’s particular envoy for the convention, at UNOC3;s closing press convention, in Good.
A diplomatic stage
The summit opened Monday with stark warnings. “We aren’t treating the ocean as what it’s – the last word international commons,” mentioned UN Secretary-Normal António Guterres, alongside the presidents of France and Costa Rica, Emmanuel Macron and Rodrigo Chaves Robles, who known as for a renewed multilateralism anchored in science.
On Friday, France’s particular envoy for the convention, Olivier Poivre d’Arvor, recalled the stakes: “We wished in Good… to take an opportunity on transformative change. I consider now we have moved ahead, however we will now not go backwards.”
One of many convention’s primary aims was to speed up progress on the Excessive Seas Treaty – often known as the BBNJ settlement – adopted in 2023 to safeguard marine life in worldwide waters. Sixty ratifications are wanted for it to enter into pressure. Over the previous week, 19 international locations ratified the accord, bringing the full quantity as for Friday, to 50.
“This can be a important victory,” mentioned Mr. Poivre d’Arvor. “It’s extremely tough to work on the ocean proper now when the US is so little concerned.”
The French envoy was alluding to the absence of a senior US delegation, in addition to President Donald Trump’s current govt order advancing deep-sea mining. “The abyss just isn’t on the market,” he mentioned, echoing remarks made earlier within the week by President Macron.
Nonetheless, Mr. Poivre d’Arvor emphasised the broad settlement achieved on the summit. “One nation could also be lacking,” he mentioned. “However 92 per cent of the ‘co-owners’ had been current right now in Good.”
His counterpart, Arnoldo André-Tinoco, the International Minister of Costa Rica, urged different nations to speed up financing for ocean safety. “Every dedication have to be held accountable,” he mentioned on the convention’s closing assembly.

Peter Thomson, the UN Secretary-Normal’s Particular Envoy for the Ocean, talks to UN Information.
Momentum – and a check
For Peter Thomson, the UN’s Particular Envoy for the Ocean, Good marked a turning level. “It’s not a lot what occurs on the convention, it’s what occurs afterwards,” he instructed UN Information, recalling the early days of ocean advocacy when Sustainable Growth Purpose 14 (SDG14), on life under water, was first established.
“From the desert we had been in again in 2015… to the place we are actually, the place you see this unbelievable engagement.”
Wanting forward, consideration is already turning to the Fourth UN Ocean Convention, slated to be co-hosted by Chile and South Korea in 2028.
“We’re going to once more see an enormous surge upwards from right here,” Mr. Thomson predicted. He expressed hope that main international agreements — together with the BBNJ treaty, the WTO Fisheries Subsidies Settlement, and the long run International Plastics Treaty – will all be ratified and carried out by then.
The 2028 summit may also mark a second of reckoning, as SDG 14 approaches its 2030 goal.
“What will we do when SDG 14 matures in 2030?” Mr. Thomson requested. “Clearly, it’s received to be raised ambition. It’s received to be stronger.” He emphasised that whereas SDG14 had aimed to guard 10 per cent of the ocean by 2020 – a goal the world failed to fulfill – the brand new benchmark is 30 per cent by 2030.
Carrying a shell necklace gifted by the Marshall Islands, the Fiji native praised small island nations and atoll collectives for setting bold marine protections.
“If small international locations could make huge measures like that, why can’t the large international locations observe go well with?” he mentioned.
He additionally saluted the two,000 scientists who gathered for the One Ocean Science Congress forward of the summit. “What an effective way to run issues,” he mentioned.
A present of unity
Regardless of the celebratory tone, tensions lingered. Small Island Growing States pushed for stronger language on loss and harm – harms inflicted by local weather change that transcend what folks can adapt to. “You can not have an ocean declaration with out SIDS,” one delegate warned earlier this week.
Others, together with President Chaves, of Costa Rica, known as for a moratorium on deep-sea mining in worldwide waters till science can assess the dangers – a step not included within the closing declaration.
Nonetheless, the political declaration adopted in Good, titled Our ocean, our future: united for pressing motion, reaffirms the objective of defending 30 p.c of the ocean and land by 2030, whereas supporting international frameworks just like the Kunming-Montreal Biodiversity Settlement (adopted in 2022, committing nations to halt and reverse nature loss by 2030 via bold conservation targets and sustainable biodiversity administration) and the UN Worldwide Maritime Group’s (IMO) local weather targets.
“The true check,” Mr. Li mentioned, “just isn’t what we mentioned right here in Good – however what we do subsequent.”
Because the solar dipped behind the Promenade des Anglais and the convention’s closing plenary adjourned, the ocean – historical, important, and imperiled – bore silent witness to a fragile however shared promise.