Author: Mathew Koshy Punnackadu
Bio: 1). Oru Durantha Bhoomiyiloode: Travelogue giving emphasis to the    environmental Problems in Japan. Published by Vidyarthi Mithram. Kottayam. (Malayalam) 1992
2). Prakruthiyude Rothanam (Cry of Nature). Ecological Essays :Published  by CSS , Tiruvalla.    (Malayalam) 1994
3). Nuclear Danger . Booklet,  Published by CSS , Tiruvalla.(Malayalam).1995
4). Christava bishoppumar Janakeeya porattangalil (Biographies) CSS, TVLA.1999 The book got  the   ‘Treasury of knowledge’ Award of 2001(Malayalam) 
5) Janakeeya Edayanmar (Biographies) Vichara, Mavelikara(Malayalam) 1989
6). Vijayikkanulla Ottamooly, (Childrens literature-Ecological stories)Current Books, Kottayam(Malayalam)  2001
7) The Chemistry of A River. Enviro Media , Karad  MP  July 2003 (Price. Rs.450) English.    International Edition, ( details available in the Website)
8) Paristhidi Kathagal Vichinthangal CSS Thiruvalla  (Malayalam)  Janauary 2004
9) Muthasiyuda Paristhithi Kadhakal, CSS, Thiruvalla, (Malayalam) 2006. 

Edited
1). Environmental Problems Of The Modern Age.. Published by KCC,  (English) Price.Rs.90                                                                                           . 2).'Pranamam'   published by Bishop Moore College, Mavelikara 1999
3). Reconciling with Nature, a guide to green Church, the  Book published by  CSI Synod  Ecological concerns  Committee. Chennai 2002(English) . Translated to Tamil, Telungu, Kannada and Malayalam
4) Haritha Daivasastram (Green Theology) TLC  Thiruvalla  2002(Malayalam).
5) Parsistity Vedapadanangal (Bible Studies in Ecology)-CSS Thiruvalla
6) God is Green  Published by  CSI Synod Chennai  Janaury 2004(English)
7) Eco Vision  and Mission, CSI Synod, Chennai January 2005(English)
8) A Christian response to ecological crisis edited jointly by Rt.Rev.Thomas Samuel and Dr.Mathew Koshy Punnackadu, published by CSS, Thiruvalla 2009 (English) 
9) Green Gospel -edited jointly by Rt.Rev.Thomas Samuel and Dr.Mathew Koshy Punnackadu, published by CSI Synod and CSS 2010 (English)