* A B C D E F G H I J L M N O P Q R S T U V W Y
Le Li Lo

Life support systems

Life support systems: Any natural or human made system that enables the life of the biosphere in a sustainable way so as to meet human needs.

Source: What is Good? What is Bad? The Value of All Values across Time, Place and Theories’ by John McMurtry, Philosophy and World Problems, Volume I-III, UNESCO in partnership with Encyclopedia of Life Support Systems: Oxford, 2004-11.