How has tourism influenced illegal coastal construction on the island?

Along stretches like Es Trenc and Formentor, the rush to cater to growing visitor numbers has sometimes led to unauthorized buildings popping up where regulations are meant to protect the landscape. High demand for holiday rentals and beachfront amenities encourages rapid development, and not all projects follow the strict planning controls designed to conserve the island’s delicate coastal environment. At times, local authorities have tolerated or struggled to address these infringements because tourism is vital to the economy, providing thousands of jobs and sustaining businesses from Palma through to Pollenca.

The consequences can be serious, with some illegal structures disrupting dunes, harming marine ecosystems, or detracting from the rugged beauty of the coastline that draws visitors in the first place. Encroachments might accelerate erosion or disturb nesting sites, particularly in protected areas within the Serra de Tramuntana's lesser-known coves. While the short-term economic gains appear attractive, irreversible damage to the natural scenery threatens the island's long-term appeal. Awareness has grown as campaigns promoting responsible development and the preservation of iconic landscapes like Cala Mondrago gain traction, underscoring the need to balance tourism growth with rigorous environmental stewardship.