UN World Tourism Organization (UNWTO) Secretary General Taleb Rifai reveals the biggest drivers of tourism development and how they will impact communities for years to come: «Definitely, the biggest challenge that the global tourism sector faces is sustainability. Tourism continues to grow exponentially — an average of 5 percent a year since 2010 — and by 2030, we expect international tourists to reach 1.8 billion. We simply cannot ignore these facts and
