IGC P 20 19 UNE S C O an nual r e por t 32 depl et ed c ondi t i ons 2 el uc i dat e t he c aus e s t r i gg e r i ng t hi s env i r onm en t a l c hang e and t o 3 c l ar i f y t he i ni t i al phas es o f t he bi ot i c c r i s i s and t he f ac t or s c on t r ol l i ng bi o t i c r ec ov er y i n di f f e r ent t r ophi c l ev el s f r om v ar i ous habi t at s and c l i m at e z ones R el at ed U N S D G s S D G 1 3 Clim a t e A c t io n S DG 1 4 Li f e b el ow W at e r S DG 1 5 Li f e on Land C ount r i es i nv ol v ed 111 s c i ent i s t s f r om A l g er i a A r g en t i na B r as i l C anad a C hi na D en m ar k Fr anc e G e r m any H un g a r y I r an I t al y J apan Lux em bour g M or oc c o N or w a y P ol and P or t u g al R us s i a S audi A r ab S l ov ak i a S pai n S w i t z er l and T uni s i a U ni t ed A r ab E m i r a t es UK US A S ci ent i f i c ac t i v i t i es T h e p r oj ec t or g ani z ed t he 3 rd I nt e r nat i onal W o r k s h op on t he T oar c i an O c eani c A nox i c E v ent i n E r l an g en G er m any w h i c h i nc l uded 111 r es ear c her s f r o m 65 r es ear c h c en t er s c or r es p ondi ng t o 26 c oun t r i es Sc i ent i f i c ach i ev em ent s r esul t s T he pr o j ec t p ubl i s hed 23 new paper s r ep r es ent i n g t hei r i m pr ov ed k now l edg e ab out t he T O A E f r om di f f er ent appr oac he s and t opi c s S t r at i gr aphy g eoc he m i s t r y e f f ec t on t he m a r i ne and t er r es t r i al c om m uni t i es S oci et al educat i ona l r e sul t s T he p r oj ec t or g a ni z ed an educ at i onal c o ur s e dedi c a t ed t o t eac her s o f hi g h s c hool s and 25 t eac her s par t i c i pat ed P r o f D uar t e al s o par t i c i pat ed i n t he C on f er en c i a A l t er ac oes C l i m at i c as A s v ar i abi l i dades c l i m at i c as na H i s t or i a da t e r r a P al eoam bi ent es E x t i nc ao e B i odi v er s i d ade or i en t ed t o t he G l obal C han g e I G C P 652 R eadi ng geol ogi c t i m e i n P a l eoz oi c sedi m en t ar y r ocks D ur at i on 5 y ear s 2017 2021 Ai m T he p r o j ec t i nt ends t o i m pr ov e t he P al eoz oi c t i m es c al e i n o r der t o u nr av el t he hi s t o r y o f t he P al eoz oi c E ar t h s y s t em and s t udy t he env i r onm ent al ev ol ut i on dur i n g t he P al eoz oi c w i t h a f oc us on t he O r do v i c i an t o D ev oni an 485 359 m i l l i on y ear s R el at ed U N S D G s S D G 4 Q ual i t y E duc at i on S DG 1 3 Clim a t e A c t io n C ount r i es i nv ol v ed 10 7 s c i ent i s t s f r o m A l g e r i a A us t r i a B el g i u m B r a z i l C anada C hi na C z ec h R epubl i c E s t oni a G e r m any I r an Li t h uani a M ong ol i a M y an m ar N e t her l ands P ol and P or t u g al R us s i an Fede r at i on S w eden S w i t z er l and S pai n Tuni s i a U K US A V i et nam S ci ent i f i c act i v i t i es S es s i on at E G U 2019 V i enna C L1 07 C l i m at e r es pons e t o o r bi t al f or c i ng S es s i on at E G U 2019 V i enna S S P 2 2 I nt eg r at ed S t r at i g r a p h y R ec ent a dv anc es i n s t r a t i gr aphi c s y s t e m s an d a g e m odel l i ng D e V l ees c houw er as c o nv ener S es s i on at S t r a t i 2019 M i l ano S T 2 3 A ppl i c at i ons o f c y c l os t r at i g r aphy i n under s t andi n g E a r t h hi s t or y S i nnes ael c onv ener