[2][3] He translated and published over 4000 pages of medical literature from English to Tamil as part of his efforts to train doctors in their native language.

As he attracted a lot of patients and it distracted Batticotta seminaries primary task of education, he was moved to another ACM mission station in Manipay in 1848.

Green Memorial Hospital was managed by the Jaffna Diocese of the Church of South India (JDCSI) the successor organization of ACM.

But after a decade, the same government doubled its aid and also requested Dr. Green to superintend the preparation and printing of Sanitary and Medical action related literature in Cholera times.

Dr. Green wanted to prepare the trained physicians to stay in their native villages to help the locals instead migrating to find work within the colonial administration.