▁the ▁Con cept ▁of ▁Conserv ation ▁in ▁the ▁field ▁of ▁Environment al ▁Eth ics - ▁The ▁Case ▁of ▁Environment al ▁Imp act ▁Ass ess ments ▁in ▁Sri ▁L anka . ▁Her ath ▁was ▁appointed ▁as ▁the ▁Chair man ▁of ▁the ▁Central ▁Environment ▁Author ity ▁in ▁May ▁ 2 0 1 0 ▁and ▁served ▁as ▁till ▁ 1 2 ▁July ▁ 2 0 1 2 . ▁He ▁served ▁as ▁the ▁P erman ent ▁Secretary ▁to ▁the ▁Ministry ▁of ▁Mass ▁Media ▁and ▁Information ▁ 2 0 1 3 ▁to ▁ 2 0 1 5 ▁and ▁ 2 0 1 8 . ▁ ▁Publications ▁ ▁N uth ana ▁K umar aya ▁V ib h awa ▁Th anha ▁ ▁See ▁also ▁List ▁of ▁Sri ▁L ank an ▁non - care er ▁P erman ent ▁Secret aries ▁ ▁References ▁ ▁External ▁links ▁ ▁Inter view ▁A ▁- ▁with ▁Char ith a ▁Her ath ▁Inter view ▁B ▁- ▁with ▁Char ith a ▁Her ath ▁ ▁Category : L iving ▁people ▁Category : S ri ▁L ank an ▁Buddh ists ▁Category : Al umn i ▁of ▁the ▁University ▁of ▁Per aden i ya ▁Category : Oh io ▁University ▁al umn i ▁Category : S ich uan ▁University ▁al umn i ▁Category : A cadem ics ▁of ▁the ▁University ▁of ▁Per aden i ya ▁Category : S in hal ese ▁academ ics ▁Category : P erman ent ▁secret aries ▁of ▁Sri ▁L anka ▁Category : Year ▁of ▁birth ▁missing ▁( l iving ▁people ) <0x0A> </s> ▁The ▁Battle ▁of ▁Sur k