▁is ▁an ▁e colog ical ▁station ▁in ▁the ▁state ▁of ▁M ato ▁Gros so , ▁Brazil , ▁a ▁fully ▁protected ▁conservation ▁unit ▁in ▁the ▁c err ado ▁bi ome . ▁There ▁was ▁controvers y ▁about ▁the ▁ac quisition ▁of ▁land ▁to ▁expand ▁the ▁unit ' s ▁area ▁when ▁it ▁was ▁made ▁an ▁e colog ical ▁station . ▁ ▁Location ▁ ▁The ▁e colog ical ▁station ▁covers ▁parts ▁of ▁the ▁municipal ities ▁of ▁Nob res ▁( 8 2 %) ▁and ▁Ros ário ▁O este ▁( 1 8 %) ▁in ▁the ▁state ▁of ▁M ato ▁Gros so . ▁It ▁has ▁an ▁area ▁of ▁. ▁It ▁is ▁contained ▁within ▁the ▁C abe ce iras ▁do ▁Rio ▁C ui ab á ▁Environment al ▁Prote ction ▁Area . ▁It ▁is ▁in ▁the ▁c err ado ▁bi ome , ▁with ▁about ▁ 5 7 % ▁pione er ▁form ations ▁of ▁sav ann ah ▁contact ▁and ▁ 4 3 % ▁sav ann ah . ▁ ▁History ▁ ▁The ▁Á gu as ▁do ▁C ui ab á ▁State ▁Park ▁ ▁was ▁created ▁on ▁ 1 0 ▁June ▁ 2 0 0 2 . ▁The ▁C ui ab á ▁River ▁was ▁badly ▁cont amin ated ▁with ▁garbage ▁and ▁raw ▁se w age . ▁Cre ation ▁of ▁the ▁park ▁by ▁governor ▁Rog éri o ▁S alles ▁was ▁part ▁of ▁a ▁program ▁to ▁improve ▁its ▁water ▁quality . ▁ ▁The ▁state ▁park ▁had ▁an ▁area ▁of ▁. ▁The ▁park ▁was ▁admin ister ed ▁by ▁the ▁M ato ▁Gros so ▁Secretary ▁of ▁State ▁for ▁the