This appendix provides additional information about the industry environmental programs listed in Table 2. 1. Information was provided by companies in response to requests from the committee. Companies were asked to describe briefly their environmental programs, including difficulties faced in implementing their programs and how they determine whether a program is successful. The program descriptions are intended to illustrate a range of approaches and perspectives relevant to industry-initiated environmental efforts.
The 3M Corporation's Pollution Prevention Pays (3P) Program is reported to be the longest running continuous industry-initiated program in the United States. For each of its 4,100 pollution-prevention projects, 3M measures "success" in terms of the pollution prevention results for a given year compared with those of the first project year. 3M estimates that between 1975 and 1994, the program has prevented 159,000 tons of air pollutants, 29,000 tons of water pollutants, 439,000 tons of sludge or solid waste, and 2 billion gallons of wastewater in the United States.
3M states that an important part of succeeding with the program and overcoming barriers has been a strong commitment from top