Over the last 6 years, consumers, the financial community, and regulators have begun to pay more attention to an organization's environmental management system (EMS). It is estimated globally that for every ISO 14001 certified EMS, there are 2-3 more EMSs in place that are not ISO certified.
* Data synthesis and analysis by ERS. Data collected from the following sources: Data Analysis Excel Spreadsheet by Reinhard Peglau (email@example.com); ISO World (http://www.ecology.or.jp/isoworld/english/analy14k.htm); ISO14000.com (http://www.iso14000.com/Community/cert_us_analysis.html#USRates); Environmental Management Consultants, Inc. (http://eem.ca/english/ISO14001/stats/index.html).
"A Survey of Global Multinational Companies: Environmental Management Systems"