The Tourism industry could greatly benefit from the use of Blockchain technology. These include lower prices, customer loyalty programs, and more accurate reviews. Below are some specific examples. In addition, other blockchain-based applications in travel might be of interest to you. For example, the company Trippki has developed a loyalty program that allows customers to interact directly with businesses. This technology also promotes disintermediation of the tourism industry. They do this by allowing customers to get their money directly from businesses and receive their vouchers as a token. How can Blockchain Technology Help Sustainable Tourism? According to a report from Greenpeace International, air travel is one of the biggest contributors to greenhouse gas emissions on an individual level. With fuel comprising almost 25% of airlines’ expenses, most airlines simply cannot compete in price without charging extra for baggage, choosing less-direct routes, or adding a surcharge for those traveling with more than just a carry-on. Blockchain technology could help create automated payment systems that charge passengers based on how much carbon they emitted to get them where they want to go. Additionally, blockchain could allow people to trade excess energy generated by their solar panels or wind turbines directly with their neighbors using peer-to-peer (P2P) applications. This would ensure that green energy is used whenever po...