http://www.greenhotelier.org/best-practice-sub/talking-point/5-ways-tech-can-make-your-hotel-more-responsible/

going green in hotel industry by applying to hotel technology show guests a sense of making difference. the sustainable development on hotels can be applied to in many facets, which are eco-friendly heating and energy,waste reduction technology,sustainable laundry, lighting technology and iPad POS systems. With these smart technology putting use in hotels is not only for facilitating hotel operations but for to reduce water, carbon, waste or energy consumption and help make the hotel that little bit more environmentally responsible.

http://hospitalitytechnology.edgl.com/news/Greek-Eco-Friendly-Olive-Green-Hotel-Is-Powered-by-Smart-Technology108075

The Olive Green Hotel in Greece provides guests with sustainable, eco-friendly accommodations powered by smart technology.The hotel was designed respecting modern principles of renewable energy by employing reuse and recycle operational systems that utilize solar panels and other innovative methods that promote sustainable development