Rainwater harvesting The ancient ingenuity of water harvesting -INDIA Waterman of India – Rajendra Singh Presentation on Rainwater harvesting by ZenRainman Shri Viswanath. Very Informative and eloquent presentation. Add a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment:*Name:* Email Address:* Website: Notify me of new posts by email. This site uses Akismet to reduce spam. Learn how your comment data is processed.