Ever wonder what happens to leftover soap and shampoo at hotels like Sheraton, Westin, Marriott, and Hilton? USA Today (April 26,2011) describes how a non-profit organization called Clean the World recycles used soap for distribution in developing countries and homeless shelters.
Most bars of soap, about a million, are thrown out each day by US hotels. But Clean the World, and other groups, are 
In the past 2 years, Clean the World has distributed more than 8 million bars of soap in the US and 40 countries, including Haiti, Uganda, Zimbabwe, and India. Its efforts have diverted 550 tons of waste from landfills. “Each day, 9,000 children die from diseases that can be prevented by washing with soap”, the organization says.
Sustainability in hotels is a topic we discuss in both Ch.5 and Ch.7. Here is a good example to bring to your students.
Discussion questions:
1. Why doesn’t every hotel practice this recycling strategy?
2. How else can hotels be “green”?