講義の概要と進め方等を説明すると共に、地球環境問題の特徴、経済的・社会的な原因・背景、問題の解決に必要な政府・企業・市民の行動について論ずる。Introduce the outline and schedule of the lecture course, and discuss key aspects of global environmental issues, economic and social factors that have caused these serious challenges, and actions by Governments, businesses and citizens that will be required to provide solutions to the problem.