ISO/IEC 27000 recommended by other ISO standards such as ISO 9000 and ISO 14000, used to manage information security risks and controls within an organization. Bringing information security deliberately under overt management control is a central principle throughout the ISO/IEC 27000 standards. Information security, like many technical subjects, is evolving a complex web of terminology. Relatively few authors take the trouble to define precisely what they mean, an approach which is unacceptable in the standards arena as it potentially leads to confusion and devalues formal assessment and certification. As with ISO 9000 and ISO 14000, the base '000' standard is intended to
ISO 50001 Denmark, France, Germany, Ireland, Japan, Republic of Korea, Netherlands, Singapore, Sweden, Taiwan, Thailand, New Zealand and the USA. Subsequently, the European Committee for Standardization (CEN) developed EN 16001:2009 "Energy management systems. Requirements with guidance for use" as a first international energy management standard. This was published in July 2009 and withdrawn in April 2012 as it had been superseded by ISO 50001. The United Nations Industrial Development Organization (UNIDO) recognized that industry around the world needed to mount an effective response to climate change. It also noted a proliferation of national energy management standards that were emerging as a response