This document provides an introduction to green skills and sustainability topics including the environment, ecosystems, natural resource conservation, and green economy. It discusses how society and the environment interact and depend on one another. Factors like pollution, climate change, and overuse of resources can upset the balance of ecosystems. Conservation aims to protect natural resources for future generations. Environmental protection involves public awareness campaigns and international agreements to address issues like pollution. Transitioning to a green economy can improve well-being while supporting the environment through more sustainable use of resources and creating green jobs.