TERRA PRETA
Charcoal making process - traditional method
Contributed by Dr. N. Sai Bhaskar Reddy
Blood Donation
"Inspired by you i have started publishing the ideas". http://www.e-blooddonors.com
Contributed by R. Uday Kiran, IIIT, Hyderabad
Films
By Dr. N. Sai Bhaskar Reddy
2. Cyclone in Andhra Pradesh 2005