Marine conservation

Oceans cover more than 70% of Earth’s surface and support the food, climate, and biodiversity systems that billions of people depend on. This archive tracks real progress in marine conservation — from expanding protected areas and restoring coral reefs to reducing plastic pollution and rebuilding fish populations. Each story focuses on what’s working and who is making it happen.

Sea turtle, for article on ocean protection milestone

More than 10% of the world’s oceans now officially protected

By / / Good News For Humankind

Ocean protection just crossed a historic line: as of April 2026, 10.01% of the world’s seas are officially designated as protected, up from 8.6% just two years ago. That leap represents roughly 5 million square kilometers of newly safeguarded waters — an expanse larger than the entire European Union. The milestone fulfills a promise the world first made back in 2010, and it arrived thanks to thousands of small wins: national designations, community-led projects, and Indigenous stewardship of some of the most intact marine ecosystems on Earth. With the UN High Seas Treaty now in force, nations finally have a legal pathway to protect international waters. The next push — tripling coverage by 2030 — is daunting, but the tools to get there finally exist.

Fishing boats on a West African coastline at sunrise for an article about Ghana marine protected area

Ghana declares its first marine protected area to rescue depleted fish stocks

By / / Good News For Humankind

Ghana’s marine protected area — the country’s first ever — marks a historic turning point for a nation gripped by a quiet fisheries crisis. Established near Cape Three Points in the Western Region, the protected zone restricts or bans fishing activity to allow severely depleted fish populations to recover. Ghana’s coastal stocks have fallen by an estimated 80 percent from historic levels, threatening food security and the livelihoods of millions of small-scale fishers. The declaration also carries regional significance, potentially inspiring neighboring Gulf of Guinea nations to establish coordinated protections of their own.

Aerial view of Canadian boreal forest and lake for an article about Canada 30x30 conservation

Canada commits .8 billion to protect 30% of its lands and waters by 2030

By / / Good News For Humankind

Canada 30×30 conservation commitment: Canada has pledged .8 billion to protect 30% of its lands and waters by 2030, one of the largest conservation investments in the country’s history. Prime Minister Mark Carney announced the plan under the global Kunming-Montréal biodiversity framework, with Indigenous-led conservation and Guardians programs at its center. The commitment matters globally because Canada’s boreal forests, Arctic tundra, and freshwater systems regulate climate far beyond its borders. Whether the pledge delivers lasting protection will depend on the strength of legal frameworks and the quality of Indigenous partnership.

Aerial view of remote Pacific ocean islands and turquoise waters for an article about Chile marine protection

Chile expands ocean protection to cover more than one million square kilometres of sea

By / / Good News For Humankind

Chile marine protection surpasses one million square kilometres as the country designates vast stretches of its Pacific waters as fully protected ocean, barring industrial fishing, deep-sea mining, and oil exploration. The move shields critical habitat for blue whales, whale sharks, sea turtles, and hundreds of species found nowhere else on Earth. Indigenous communities, including the Rapa Nui and Kawésqar peoples, were central advocates for the protections. The designation meaningfully advances the global 30×30 goal of protecting 30 percent of the ocean by 2030, a threshold scientists consider essential to halting catastrophic biodiversity loss.

A gray dolphin surfacing in calm estuarine waters for an article about Atlantic coast protection

Brazil shields 271,000 acres of Atlantic coast to protect a rare river dolphin

By / / Good News For Humankind

Brazil’s Atlantic coast protection of more than 271,000 acres marks one of the country’s largest coastal conservation actions in years, placing ocean, estuary, and mangrove habitat under formal federal protection. The zone was created primarily to defend the boto-cinza, a gray river dolphin found nowhere else on Earth and threatened by gillnet bycatch, boat strikes, and habitat degradation. The protected area sits within one of the planet’s most significant biodiversity hotspots, where less than 12 percent of the original Atlantic Forest remains. The designation also safeguards the livelihoods of traditional fishing communities who depend on healthy coastal ecosystems.

A commercial fishing boat on the Pacific Ocean for an article about West Coast groundfish recovery — 14 words.

West Coast groundfish fishery completes historic comeback after 25 years

By / / Good News For Humankind

West Coast groundfish recovery is being called one of the greatest fishery management success stories in history. After more than two decades of strict catch limits and rigorous scientific monitoring, the U.S. West Coast groundfish fishery has been fully rebuilt — roughly 60 years ahead of its legally mandated deadline. Federal managers and fishing communities endured years of painful quota reductions to make it happen. The achievement demonstrates that science-based management and long-term political will can bring even severely depleted fisheries back from the edge, offering a powerful model for struggling fisheries worldwide.

Vibrant recovering coral reef teeming with fish for an article about coral reef growth

Coral reefs reach net positive growth globally for the first time

By / / Archive of Human Genius

Coral reefs could cross into net positive growth worldwide by 2056, with living reef area finally expanding instead of shrinking. The momentum is already visible: a 2024 study showed restored reefs matching healthy growth rates within four years, and Australia alone is on pace to transplant over a million corals annually. If it holds, it would be one of the great ecological reversals of our time.

Aerial view of deep blue open ocean waves for an article about the UN high seas treaty

UN high seas treaty enters into force, opening a new era of ocean governance

By / / Good News For Humankind

The UN high seas treaty entered into force in 2024, marking the first time in history that the open ocean has received legal protection. The BBNJ Agreement extends international environmental law to the roughly 64% of ocean lying outside any country’s territorial waters. For the first time, the international community has tools to designate marine protected areas, require environmental impact assessments, and share profits from deep-sea genetic resources with developing nations. The treaty is considered essential to achieving the global 30×30 goal of protecting 30% of the ocean by 2030.

Colorful coral reef with tropical fish in clear blue water for an article about Mauritius coral restoration

Mauritius pioneers heat-resistant coral with 98% survival rates

By / / Good News For Humankind

Coral restoration in Mauritius is delivering results that are turning heads across the marine science world. Researchers working with the Mauritius Oceanography Institute have achieved a 98% survival rate for transplanted coral fragments by using heat-stress conditioning, a technique that trains coral to withstand the warming temperatures climate change is already producing. That figure dwarfs the global average of 60-70% for conventional transplant methods. With the Indian Ocean having suffered significant reef loss in recent decades, this approach offers a replicable model that neighboring island nations are already watching closely.