The document discusses various hotel sustainability certifications and programs that have emerged since the 1990s to promote environmentally friendly practices in the hospitality industry. It outlines certification programs like Green Globe, the EU Ecolabel, and Ecotels that establish criteria around areas like energy/water conservation, waste reduction, and environmental management. Hotels can obtain these certifications by meeting standards that minimize their environmental impact and educate guests on sustainability.

1. HOTEL GREENING & ECOTELS CERTIFICATIONS 23/01/10

11. 23/01/10

17. CERTIFIED ECOTELS IN NORTH AMERICA 23/01/10

18. HYATT REGENCY ECOTEL® CERTIFIED - AUGUST 1996 4 GLOBE STATUS 23/01/10

19. HYATT REGENCY AT GAINEY RANCH 23/01/10

20. 23/01/10

21. ECOTELS LATIN AMERICA 23/01/10

22. CERTIFIED ECOTELS ASIA 23/01/10