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MARINE HABITAT RESTORATION
In 2018, Delaware dug about 1 million tons of rock from a shipping channel and put it underwater instead of discarding it; The new reefs became rich blue-mussel habitatDelaware has successfully transformed dredged rock from a shipping channel into underwater habitats for marine species. This innovative app...
Since 2010, Maryland has reclaimed 308,500 bushels of discarded oyster shells for Chesapeake Bay restoration; its wider effort has planted billions of oystersMaryland has repurposed over 300,000 bushels of used oyster shells since 2010, creating essential habitats for the growth of young oysters ...
In 2004, Florida researchers attached 36 recycled oyster shells to each reef mat; restored Mosquito Lagoon reefs later reached about 1,000 live oysters per m²Researchers along Florida’s Atlantic coast are using recycled oyster shells to restore damaged oyster habitats. Restoration mats that inclu...
Apple Fellow Phil Schiller and his wife donate $25 million to help protect coral reefs across the world; How their gift will fund new researchPhil Schiller and Kim Gassett-Schiller announced a $25 million donation to the Woods Hole Oceanographic Institution. This funding aims to e...
Leonardo DiCaprio bought 104-acre island for $1.75 million to create an ecological paradise; Why his Belize project remained uncertainLeonardo DiCaprio's vision for Blackadore Caye focuses on intertwining luxurious hospitality with environmental recovery. Facing scrutiny o...
In 1952, the US built a ship with a secret military purpose that still holds a world speed record. Now, it’s set to become the world’s largest artificial reefThe SS United States, once a majestic passenger liner, is set to embark on a unique destiny as it plans to be intentionally sunk in Novembe...
Meet Vanguard: 220-ton underwater habitat installed off Florida Keys, here's how it can withstand Category 5 hurricanesSituated about 4.5 miles off the coast of the Florida Keys, Vanguard is an innovative underwater habitat intended for scientific investigat...
In 2022, contractors began using 400,000 cubic yards of Mississippi River sand to build six islands at Minnesota’s Pigs Eye Lake; the project covers more than 40 acres and aims to protect surrounding wetlandsContractors began constructing new islands in Pigs Eye Lake in June 2022 using sand from the Mississippi River. This project aims to restor...
California cleared invasive plants from three Camp Pendleton breeding areas; willow flycatchers resettled at those sites within 5–7 yearsIn 2023, a lone Southwestern Willow Flycatcher was spotted at Marine Corps Base Camp Pendleton, a notable event after an absence since 2012...
Off Gulf coast of Florida, giant concrete domes were dropped more than 200 feet underwater to help restore corals and sea life. All corals outplanted in 2025 survived and even grewScientists have deployed specially designed concrete domes off Florida’s northern Gulf coast to help restore coral habitats. The project ta...
Jeff Bezos and Lauren Sánchez have donated about $4.7 billion so far. But it is still a drop in the bucket for the Amazon founderJeff Bezos and Lauren Sánchez have pledged an impressive $25 million to bolster ocean conservation initiatives across various Pacific natio...
North Carolina removed 4 to 7 tons of abandoned crab pots from coastal waters; fishermen recycled the metal into 700 feet of new oyster-reef structureAbandoned fishing traps contribute significantly to the deaths of marine life, notably in Chesapeake Bay. A North Carolina initiative creat...
In 2016, New Jersey sank 5,000 tons of concrete from a demolished Brooklyn pier off Sandy Hook; the rubble was designed to become habitat for fish and musselsIn a 2016 initiative, rubble from a demolished pier in Brooklyn was repurposed to form a new reef, enhancing habitats for marine life. Whil...
In 2004, Virginia turned dredged fossil shells into 85 acres of oyster reef in one river; later monitoring counted 76.2 million live oysters on the restored reefsIn 2004, an 85-acre reef network was built in the Great Wicomico River using dredged fossil oyster shells. Monitoring revealed that this re...
In 2015, New Jersey pumped 30,000 cubic yards of dredged mud into a breach splitting Mordecai Island; the project rejoined the island and rebuilt nesting habitatMordecai Island in New Jersey has faced significant erosion, losing half of its land over the past century. To combat this, engineers intro...
In 2003, Florida reused 6,000 tons of concrete rubble in Pensacola Bay: The material helped build a 7-acre oyster reef, and seagrass later spread to 2.5 acresDowntown Pensacola has witnessed an inspiring transformation through Project GreenShores, which repurposed recycled concrete rubble into a ...
In 2019, Aidan Gallagher linked fan pledges to mangrove planting in Madagascar. 6 years later, the campaign had planted 113,706 trees and removed 38 million kg of carbonIn July 2025, UNEP announced a $7.1 million grant-supported initiative for Madagascar that includes plans to restore 3,000 hectares of mang...
Alabama dumped 16,000,000 used oyster shells from restaurants into the sea. What happened next surprised researchers in development of new coastal lines, marine life, and cleaner waterOyster shells are being repurposed along the Gulf Coast to restore essential marine ecosystems. By forming a strong foundation for new oyst...
New York has already restored 200 million oysters. Now it wants 1 billion back in its harborNew York Harbor is the focal point of an extraordinary ecological restoration project known as the Billion Oyster Project. The aim is to tr...
How 285 reef balls are turning an ocean desert into a thriving ecosystem in Newfoundland and Labrador’s Placentia BayA team of ocean scientists in Newfoundland and Labrador are turning one ocean dead zone into a thriving marine ecosystem and the live camer...