Science and Technology
The world extracts about 50 billion tons of sand and gravel from the oceans every year, and the UN has created a satellite monitoring system called Marine Sand Watch to track in real time an industry that destroys the seabed, weakens the natural protection of coastlines, and already operates on a global scale with an impact comparable to that of large mining chains.
Valdemar Medeiros 09/04/2026 at 12:30
Science and Technology
