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Massive Undersea Aquifer Offers New Hope for Water Scarcity
5 Oct
Summary
- Vast freshwater reserves found beneath Atlantic seafloor
- Aquifer stretches from New Jersey to Maine, could supplement conservation
- Discovery could reduce reliance on energy-hungry desalination plants

In a groundbreaking discovery, scientists have uncovered a vast reservoir of freshwater hidden beneath the Atlantic Ocean off the northeastern coast of the United States. The international team of researchers, part of Expedition 501, drilled into the seabed off Cape Cod, Massachusetts, and pulled up tens of thousands of liters of fresh and nearly fresh water.
The findings suggest that a massive undersea aquifer is stretching from New Jersey to Maine, a revelation that could have far-reaching implications for addressing the global water crisis. With access to clean water being one of the most urgent challenges facing humanity, this unexpected lifeline could reshape how the world tackles water scarcity.
Researchers say the discovery of the aquifer could open the door to new ways of meeting rising global demand for freshwater. The samples taken revealed water with salinity levels as low as one part per thousand, comparable to many lakes and rivers on land. While not immediately ready for human consumption, the discovery of this water source could nevertheless supplement conservation efforts and reduce reliance on energy-hungry desalination plants.
The environmental benefits of this finding could also be significant, as new sources of potable water could reduce stress on overdrawn rivers and lakes, providing wildlife with more stable habitats. Communities may also be better equipped to withstand droughts and other extreme weather events, protecting public health and reducing costly disruptions to food and water systems.