▁organized ▁the ▁Sal ve ▁a ▁Ama z onia ▁demonstr ation ▁two ▁weeks ▁before ▁his ▁murder , ▁in ▁ 1 9 8 8 . ▁ ▁Sir k is ▁was ▁one ▁of ▁the ▁found ers ▁of ▁the ▁Brazil ian ▁Green ▁Party , ▁in ▁ 1 9 8 6 ▁and ▁its ▁national ▁president ▁from ▁ 1 9 9 1 ▁to ▁ 1 9 9 9 . ▁In ▁ 1 9 9 8 , ▁he ▁was ▁the ▁green ▁candidate ▁in ▁the ▁president ial ▁election . ▁In ▁ 2 0 0 9 ▁and ▁part ▁of ▁ 2 0 1 0 ▁he ▁was ▁the ▁manager ▁of ▁Marina ▁Silva ’ s ▁president ial ▁campaign . ▁He ▁left ▁the ▁Green ▁Party ▁in ▁ 2 0 1 3 ▁and ▁has ▁since ▁quit ▁part isan ▁activ ism . ▁ ▁N GO ▁Organ izer ▁He ▁was ▁one ▁of ▁the ▁organiz ers ▁of ▁the ▁H iro sh ima ▁Never ▁More ▁event ▁( 1 9 8 2 ) ▁in ▁Ang ra ▁dos ▁Re is . ▁He ▁was ▁the ▁executive ▁vice - pres ident ▁of ▁O nd az ul ▁Foundation ▁( 1 9 9 7 – 2 0 0 0 ), ▁whose ▁president ▁was ▁the ▁composer ▁and ▁singer ▁Gil berto ▁Gil . ▁He ▁organized ▁the ▁Mang ue ▁V ivo ▁and ▁Pre vent ó rio ▁re for est ation ▁projects ▁and ▁Rec y cling ▁and ▁Culture , ▁that ▁produced ▁furn iture ▁from ▁pl astic ▁bott les . ▁ ▁In ▁ 2 0 1 5 , ▁he ▁founded ▁the ▁Brazil ▁Cl imate ▁Center ▁a ▁think - t ank ▁that