The number of organizations achieving ISO 14001 certifications around the world continues to grow at a quick pace. The ISO secretariat in Geneva, Switzerland conducts an annual survey of organizations that implement ISO standards. A report detailing the results of the survey is published annually. The most recent report shows a sixteen percent increase in ISO 14001 certifications from the year before. The countries with the most certificates are Japan, China, and Spain – with China showing the quickest growth in total certificates. ISO 14001 is the most widely used standard for implementing environmental sustainable practices around the world.