தே.கு.அ.மாநாடு 2010

தே.கு.அ.மாநாடு 2010
NCSC 2010 - Tamil Nadu

வெள்ளி, 18 ஜூன், 2010

Project 3: Community practices / structures for rainwater harvesting

Project 3: Community practices / structures for rainwater harvesting

Introduction:
As the water availability is going down day-by-day due to population explosion, we have to think about artificial taping of water from the ground reserve. But this reserve is limited and becoming contaminated due to over exploitation. So the children can take up the project on the age-old practices of rainwater conservation techniques or structures in their own locality.
Objectives:
1. To find out the different local rainwater harvesting techniques/structures used by the local people
2. To estimate the harvestable rain water in different practices/structures
3. To state the uses of harvested water
Methodology:
• Select the area of your study
• Find the rainfall in your area from local meteorological office /from farmers’ perception (seasonality and timeline of rainfall).
• Identify the age-old practices of water storage structure, techniques and their uses
• Compute the water collection (area x depth of storage) by these methods
• Observations are to be recorded as written in the table

Table: List of rainwater harvesting structures/techniques followed by the community/people
Note : Table is not included

Relevance
• This study will provide good information on rainwater harvesting that can be used for different land area also
• We can compare the storage ability of different techniques/structures

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