लेखक: Toronto, Canada) Strong with Maurice F. (First Executive Director of the United Nations Environment Programme (UNEP)

Forty years after the United Nations Conference on the Human Environment in Stockholm, the goal of sustainable development continues via the Rio+20 conference in 2012. This book will enable a broad …

Forty years after the United Nations Conference on the Human Environment in Stockholm, the goal of sustainable development continues via the Rio+20 conference in 2012. This book will enable a broad …