council decis april conclus behalf european commun protocol barcelona convent protect mediterranean sea pollut cooper prevent pollut ship case emerg combat pollut mediterranean sea ec council european union regard treati establish european commun articl conjunct sentenc articl subparagraph articl thereof regard propos commiss regard opinion european parliament european commun polici environ contribut pursuit object includ preserv protect improv qualiti environ promot measur intern level deal region worldwid environment problem european commun contract parti convent protect mediterranean sea pollut barcelona convent approv decis eec revis approv decis ec commun contract parti protocol barcelona convent includ protocol cooper combat pollut mediterranean sea oil harm substanc case emerg approv decis eec commiss part behalf commun negoti protocol cooper prevent pollut ship case emerg combat pollut mediterranean sea protocol basi negoti direct receiv council januari januari malta commun sign protocol protocol updat legal instrument barcelona convent includ cooper prevent pollut ship make effect cooper respons pollut incid promot implement applic intern regul protocol affect parti adopt relev stricter measur conform intern law measur need avoid incoher commun legisl forc area cover protocol commun approv protocol decid articl protocol barcelona convent protect mediterranean sea pollut cooper prevent pollut ship case emerg combat pollut mediterranean sea hereinaft refer protocol approv behalf commun text protocol attach decis articl presid council authoris design person empow behalf european commun deposit spanish govern instrument approv protocol accord provis articl protocol luxembourg april council presid mc dowel opinion februari publish offici journal oj oj oj