Session 5 About Water Lesson Plan
OVERVIEW: Hydroponics requires water to grow plants. The amount of food that can be grown by a family is partly determined by how much water is available and the cleanliness of the water. This session describes water needs and water purity and discessues the importance of rainwater harvesting. The amount of water used in the garden is partly due to management of the garden. The session also discusses water costs.
PURPOSE: To help the garden owner understand the importance of a daily supply of fresh clean water and the importance of water in the garden.
RESOURCES/MATERIALS: For the practical part of the class, the students design a rainwater harvesting s system for their homes. This requires paper, colored paper, clay, cardboard to make a model of a rainwater system with the basic components.
Practical design 2 is a sand filter to clarify water.
Water ResourcesWater Resources Overview by Todd Stong
Public Water Issues
Public Water Supply Planning
Rainwater HarvestingRainwater Harvesting
Rainwater Storage Tanks
Rainwater Harvesting in China
RAinwater Harvesting in Texas
ACTIVITIES AND PROCEDURES:
TYING IT TOGETHER: At the end of the session, the student should have a feel and understanding for the needs of daily water for the garden and how to obtain and save clear water for the garden. They should be able to build a simple sand filter and a simple rainwater harvesting system.