Harvesting the Rain | Retro Report

Explore how people in India, Zimbabwe and the Southwest United States are rediscovering ancient rainwater harvesting practices to address water sustainability. Although the need for water is greatest in drought-stricken areas of the world, Brad Lancaster, a rainwater harvesting advocate, argues that simple practices can benefit anyone in any place. In this lesson, students explore the issue of water sustainability by examining the distribution of fresh water on Earth and using a physical model to simulate the implementation of rainwater harvesting practices.