The boats, increasingly large, luxurious and numerous, seriously damage the ecosystem.
A campaign goes around the world warning about the effects of the boom of yachts in the seas.
The striking images filmed in Corsica show how the yachts anchored in the Posidonia banks wipe out this unique natural environment that covers the Mediterranean sea bed, between the surface and 40 meters deep.
The video, released by Andromeda Oceanology, tells how in 30 seconds hundreds of years of underwater life...