Overcoming sustainability challenges in the tourism industry

While hotels focus mainly on costs, they consume resources at a rate that is simply unsustainable for the long term. It's a paradox as old as the industry. While some argue about the value of "greening" in the industry, others understand that it is also about resilience and security. Two veterans in the industry discuss potential solutions to overcome sustainability challenges, and what it will take hotels, airlines, cabs and other major tourism stakeholders to take necessary action.