User:Beatrice Ewa/Environmental sustainability

Environmental sustainability

== Environmental sustainability is the act of maintaining natural resources and global ecosystem to support health and well being, now and in the future. It is a set of constraints on the four major activities regulating the scale of the human economic subsystem: the use of renewable and nonrenewable resources on the source side and pollution and waste assimilation on the sink side. Environmental sustainability by focusing on its bio-geophysical aspects. Biophysical sustainability means maintaining or improving the integrity of the life supporting systems of the Earth. Sustaining the biosphere with adequate provisions for maximizing future options includes enabling current and future generations to achieve economic and social improvement within a framework of cultural diversity while maintaining (a) biological diversity and (b) the biochemical integrity of the biosphere by means of conservation and proper use of air, water, and land resources. “the ability to maintain the qualities that are valued in the physical environment”. Environmental sustainability is “the ability to maintain the qualities that are valued in the physical environment”  ==