33 research outputs found
Paleoenvironmental and tephrostratigraphic sediment records of Late Pleistocene and Holocene environments of Mljet Island
Na Äetiri sedimentne jezgre uzorkovane u sjevernom dijelu otoka Mljeta napravljene su paleookoliÅ”ne i paleoklimatske rekonstrukcije. Razvoj taložnih okoliÅ”a prostora danaÅ”njeg Velikog jezera i uvale Stupa rekonstruiran je temeljem mineraloÅ”kih, kemijskih i strukturnih obilježja sedimenta. Promjene su smjeÅ”tene u vremenski okvir temeljem starosti dobivenih analizom radioaktivnog ugljika, ali i upotrebom tefrokornologije. Ukupno je pronaÄeno 13 tefri, 9 ih je analizirano od kojih je 5 povezano s veÄ opisanim erupcijama. Dvije tefre su nove, po prvi puta opisane erupcije Vezuva. Dobiveni podaci interpretirani su u skladu s njihovom kompozitnom prirodom. Razvoj taložnih prostora vezan je uz rast morske razine. Sedimentacija jezerskog sedimenta na prostoru Velikog jezera zapoÄinje prije otprilike 10.6 cal ka BP, jezerski sediment taložen je do prije 2.4 cal ka BP kada je intrudiralo more. U uvali Stupa jezerski sediment se poÄinje taložiti prije 11.5 cal ka BP i taloži se sljedeÄih 1.8 ka, kada u uvalu ulazi more.The four sedimentary cores sampled in the northern part of the island of Mljet were used for paleoenvironmental and paleoclimatic reconstructions. The development of the paleoenvironment of the today's Veliko jezero and Stupa Bay area is reconstructed on the basis of mineralogical, chemical and structural features of the sediment. The time frame of changes is based on age obtained by analyzing radioactive carbon, but also by using tephrochronology. Thirteen tefphras were found in total, 9 were analyzed, of which 5 were correlated to the known eruptions. Two tephras are newly described Vesuvius eruptions. The obtained data is interpreted in accordance with their compositional nature. The development of sedimentation environments is linked to the sea level rise. Sedimentation of the lake sediment in the Veliko jezero area begins around 10.6 cal ka BP and it continius until before 2.4 cal ka BP when sea intruded. In the Stupa bay, the lake sedimentation starts before 11.5 cal ka BP and it lasts for 1.8 ka, until sea intrusion
Slijed pleistocenskih kopnenih sedimenata s morskim fosilima na otoku Mljetu, istoÄni Jadran (Hrvatska)
Small areas of Pleistocene sands occurring on islands in the eastern Adriatic, Croatia, record environmental and depositional conditions during climate changes of that period. The Pleistocene deposits of the Island of Mljet located in the south-eastern Adriatic have been studied using mapping, logging, facies analysis, petrography, heavy minerals and fossil content. The studied sediments include modified deposits, aeolian deposits and fluvial deposits. Modified sediments originated from previously deposited sands and minor gravels which experienced pedogenic homogenisation. Aeolian deposits are represented by deflationary gravel, dune cross-stratified sands and low-angle laminated sands. Aeolian sands were mostly sourced from exposed, shallow-marine sands. Fluvial deposits include gravels reworked from the slope and colluvial sediments related to the carbonate bedrock, and recycled aeolian sands, which were deposited by high-gradient streams. Two tephra horizons represent former sand-grade volcaniclastic material reworked by streams, mixed with aeolian sand and deposited from river floods shortly after eruption and ash fall.
The studied succession includes major stratigraphic surfaces (=super bounding surfaces) related to processes of landscape stabilisation and stratigraphic gaps. The lower, modified part of the succession originated during an interglacial (or interstadial) period. Subsequent aeolian sands reflect the onset of a glacial period characterised by strong, cold winds, and an initial sea-level fall which resulted in the exposure of shallow-marine sands, making them a source for the aeolian sands. It is tentatively proposed that the base of the aeolian deposits corresponds to the onset of the Last Glacial period.Male pojave pleistocenskih pijesaka na otocima istoÄnoga Jadrana Hrvatske bilježe okoliÅ”ne i taložne uvjete u vrijeme klimatskih promjena toga razdoblja. Pleistocenski sedimenti otoka Mljeta, koji je smjeÅ”ten u jugoistoÄnom Jadranu, prouÄeni su pomoÄu kartiranja, mjerenja stupova, analize faciesa, petrografije, teÅ”kih minerala i fosila. ProuÄeni sedimenti obuhvaÄaju modificirane taložine, eolske taložine i fluvijalne taložine. Modificirani sedimenti nastali su iz ranije taloženih pijesaka i manje Å”ljunaka, koji su pedogenetski homogenizirani. Eolski sediment su deflacijski Å”ljunak, križno-stratificirani pijesci dina i nisko-kutno laminirani pijesci. Eolski pijesci veÄinom potjeÄu iz okopnjenih orskih pijesaka. Fluvijalni sedimenti ukljuÄuju Å”ljunke rijeÄno preraÄene iz padinskih i koluvijalnih taložina vezanih za karbonatno gorje, te reciklirane eolske pijeske, koji su, jedni i drugi, taloženi iz struja visokoga gradijenta. Dva horizonta tefre predstavljaju raniji vulkanoklastiÄni materijal pjeÅ”Äane veliÄine zrna, koji je, ubrzo nakon erupcije i padanja pepela, bio preraÄen strujama, mijeÅ”an s viÅ”e ili manje eolskog pijeska i konaÄno istaložen pomoÄu rijeÄnih poplava.
ProuÄeni slijed ukljuÄuje glavne stratigrafske plohe (=graniÄne super-plohe) vezane za procese stabilizacije krajolika i stratigrafske praznine. Donji, modificirani dio prouÄenoga taložnog slijeda nastao je u vrijeme jednog interglacijala (ili interstadijala). Naredni eolski pijesci odražavaju poÄetak jednog glacijalnog razdoblja oznaÄenog snažnim, hladnim vjetrovima, te poÄetni pad morske razine koji je doveo do izlaganja plitkomorskih pijesaka i uÄinio ih tako izvorom za eolske pijeske. Provizorno se predlaže da se dno eolskih sedimenata razumije kao poÄetak Zadnjega Glacijala
Why donāt students seek help? Barriers to seeking professional help by students with mental health issues
PsihiÄki poremeÄaji zahvaÄaju znaÄajan dio studentske populacije, no adekvatnu struÄnu pomoÄ traži samo
manji broj pojedinaca. Ovaj problem veoma je slabo istražen u Republici Hrvatskoj i ovo je istraživanje
prvo toga tipa. Cilj je bio istražiti razloge zbog kojih studenti ne traže struÄnu pomoÄ kada imaju psihiÄke
smetnje. Istraživanje se sastojalo od dva dijela: kvalitativnog predistraživanja s dvije fokusne grupe i
kvantitativnog istraživanja putem online upitnika na uzorku od N=645 studenata, od Äega 76 % studentica
i 24 % studenata u dobi od 18 do 27 godina. Rezultati pokazuju kako 32,8 % studenata ima kliniÄki
indikativne psihiÄke smetnje, od kojih je samo 23,6 % potražilo pomoÄ. Studenti kao glavne barijere
koje su ih sprijeÄile u traženju struÄne pomoÄi istiÄu uvjerenje da njihovi problemi nisu dovoljno ozbiljni,
oslanjanje na same sebe u rjeÅ”avanju problema, nedostatak povjerenja u uÄinkovitost psiholoÅ”kih tretmana
te nepoznavanje mjesta na kojima mogu potražiti besplatnu struÄnu pomoÄ. Osobe muÅ”kog spola i osobe
sklonije samostigmatizirajuÄim uvjerenjima iskazale su manje pozitivne stavove prema traženju struÄne
pomoÄi, dok povezanost izmeÄu psihopatoloÅ”kih teÅ”koÄa i stavova prema traženju pomoÄi nije pronaÄena.
Dobivena saznanja mogu se praktiÄno primijeniti putem predoÄavanja razmjera ovog problema struÄnoj i
drugoj zainteresiranoj javnosti, kao i kreiranja odgovarajuÄih intervencija.Even though mental health issues affect a great number of students, only a small number of them receive
adequate professional help. This issue has not been sufficiently researched in Croatia, and this paper is
the first to assess the matter. The goal was to examine the reasons that prevent students in Zagreb from
seeking the professional help they need. The research consisted of two parts: a qualitative pilot study with
two focus groups and a quantitative online study (n=645), with 76 % female and 24 % male students,
aged from 18 to 27. The results show that 32.8 % of the students were clinically indicative of mental
health issues, but only 23.6 % of them sought professional help. Students report that the main barriers
which prevented them from seeking professional help were the following: the belief that their problems
are not serious enough, the dependence on themselves to solve problems, the lack of confidence in the
effectiveness of psychological treatments and the lack of knowledge about the places where they can seek
free psychological help. The male students and those who were more prone to self-stigmatization had
less positive attitudes towards seeking professional help. Additionally, no relationship was found between
mental health issues and attitudes towards seeking help. The findings of this study could be applied by
raising awareness of among all relevant stakeholders regarding this widespread problem, as well as by
creating apt interventions
Project Late Mousterian in the eastern Adriatic ā towards understanding of late Neanderthalsā identity and Their Demise: Summary of the 2nd and 3rd years of research
Älanak donosi pregled aktivnosti i preliminarne rezultate arheoloÅ”kih istraživanja srednjopaleolitiÄkih nalaziÅ”ta u Dalmaciji te geoloÅ”kih istraživanja u okviru kojih su provedena buÅ”enja potencijalnih nalaziÅ”ta. Aktivnosti su ostvarene provedbom druge i treÄe godine projekta Kasni musterijen na istoÄnom Jadranu ā temelj za razumijevanje identiteta kasnih neandertalaca i njihovog nestanka Hrvatske zaklade za znanost. Terenski je rad najveÄim dijelom bio usmjeren na nastavak istraživanja Velike peÄine u KliÄevici i podvodnoga paleolitiÄkog nalaziÅ”ta KaÅ”tel Å tafiliÄ ā Resnik. Provedeno je takoÄer probno istraživanje jednog nalaziÅ”ta u zaleÄu KaÅ”tela (GiljanoviÄi/KaranuÅ”iÄi) i geoloÅ”ka buÅ”enja.The paper reports on the activities and preliminary results of archaeological research of Middle Palaeolithic sites in Dalmatia and geological research consisting of drilling at potential sites. The activities were carried out within the framework of the second and third years of the research project Late Mousterian in the Eastern Adriatic ā towards understanding of late Neanderthalsā identity and their demise, funded by the Croatian Science Foundation. The fieldwork mostly focused on the continuation of excavation at Velika peÄina in KliÄevica and research at underwater Palaeolithic site of KaÅ”tel Å tafiliÄ ā Resnik, in addition to the test excavation of a site in the hinterland of KaÅ”tela (GiljanoviÄi/KaranuÅ”iÄi) and geological drillings
Project Late Mousterian in the eastern Adriatic ā towards understanding of late Neanderthalsā identity and Their Demise: Summary of the 2nd and 3rd years of research
Älanak donosi pregled aktivnosti i preliminarne rezultate arheoloÅ”kih istraživanja srednjopaleolitiÄkih nalaziÅ”ta u Dalmaciji te geoloÅ”kih istraživanja u okviru kojih su provedena buÅ”enja potencijalnih nalaziÅ”ta. Aktivnosti su ostvarene provedbom druge i treÄe godine projekta Kasni musterijen na istoÄnom Jadranu ā temelj za razumijevanje identiteta kasnih neandertalaca i njihovog nestanka Hrvatske zaklade za znanost. Terenski je rad najveÄim dijelom bio usmjeren na nastavak istraživanja Velike peÄine u KliÄevici i podvodnoga paleolitiÄkog nalaziÅ”ta KaÅ”tel Å tafiliÄ ā Resnik. Provedeno je takoÄer probno istraživanje jednog nalaziÅ”ta u zaleÄu KaÅ”tela (GiljanoviÄi/KaranuÅ”iÄi) i geoloÅ”ka buÅ”enja.The paper reports on the activities and preliminary results of archaeological research of Middle Palaeolithic sites in Dalmatia and geological research consisting of drilling at potential sites. The activities were carried out within the framework of the second and third years of the research project Late Mousterian in the Eastern Adriatic ā towards understanding of late Neanderthalsā identity and their demise, funded by the Croatian Science Foundation. The fieldwork mostly focused on the continuation of excavation at Velika peÄina in KliÄevica and research at underwater Palaeolithic site of KaÅ”tel Å tafiliÄ ā Resnik, in addition to the test excavation of a site in the hinterland of KaÅ”tela (GiljanoviÄi/KaranuÅ”iÄi) and geological drillings
RATIONAL USE OF ANTIMICROBIAL DRUGS IN CLINICAL PRACTICE BY IMPLEMENTING ANTIMICROBIAL STEWARDSHIP PROGRAMS
Prema dosadaÅ”njim istraživanjima neracionalna primjena antimikrobne terapije znaÄajan je problem u bolniÄkim i vanbolniÄkim ustanovama. Studije su pokazale da se približno 50 % antimikrobnih lijekova koristi nepotrebno i suboptimalno s obzirom na indikaciju, vrstu antimikrobnog lijeka, te duljinu primjene. DosadaÅ”nja istraživanja su pokazala uzlazni trend prevalencije Clostridium diffi cile pseudomembranoznog kolitisa, bakterijskih patogena rezistentnih na fl uorokinolone i vankomicin rezistentnih enterokoka. Porast multirezistencije gram negativnih bakterija i na karbapeneme opasnost je za sigurnost bolesnika te ostavlja ograniÄene terapijske moguÄnosti zadnje linije obrane poput primjene toksiÄnog polimiksinskog ntibiotika kolistina. U skladu s time moguÄnosti optimalnog infektivnog lijeÄenja veÄ sada postaju ograniÄavajuÄe. Prema dosadaÅ”njim radovima uvoÄenje bolniÄkog programa praÄenja i rukovoÄenja antimikrobnom terapijom pokazalo se dobrim sredstvom optimalizacije antimikrobne terapije u 81 % studija. Primjena ovoga programa dovela je do znaÄajnog poboljÅ”anja mikrobioloÅ”kog ishoda, smanjenja stope antimikrobne rezistencije i nuspojava te kliniÄkog ishoda poput smanjenja stope mortaliteta i duljine boravka u bolnici. Stoga su Centres for Disease Control and Prevention, Atlanta, USA (CDC) i European Centre for Disease Prevention and Control (ECDC) suglasne da bi zdravstvene ustanove trebale implementirati multidisciplinarni BolniÄki program praÄenja i rukovoÄenja antimikrobnom terapijom (engl. Antimicrobic Stewardship
Programs - ASP) u svakodnevnu kliniÄku praksu. Primjena navedenog programa zapoÄeta je 1. 12. 2016. g. u Klinici za kardiovaskularne bolesti Magdalena u sklopu Internacionalne kanadske akreditacije (Accreditation Canada International).According to studies, about 50% of antimicrobial drugs are prescribed unnecessarily and inappropriately in hospitals and other healthcare institutions. Besides the high prevalence of Clostridium diffi cile infection, of particular concern is the increase in bacterial pathogen resistance to fl uoroquinolones and vancomycin-resistant enterococci. Additionally, infections due to bacterial pathogens completely resistant to carbapenems are currently emerging in Europe. In this case, therapeutic options are limited to the use of the polymyxin antibiotic colistin, which is old and has many adverse and toxic events. Growing evidence demonstrates that hospital programs dedicated to improving the use of antimicrobial therapy, referred to as Antimicrobial Stewardship Programs (ASP), can optimize treatment of infections, reduce adverse events of antimicrobial therapy, improve patient safety and quality of care, and at the same time signifi cantly reduce hospital costs, mortality rate and length of hospital stay. Therefore, the US Centers for Disease Control and Prevention and European Centre for Disease Prevention and Control recommend that every acute care hospital implement the multidisciplinary ASP in daily clinical practice
RATIONAL USE OF ANTIMICROBIAL DRUGS IN CLINICAL PRACTICE BY IMPLEMENTING ANTIMICROBIAL STEWARDSHIP PROGRAMS
Prema dosadaÅ”njim istraživanjima neracionalna primjena antimikrobne terapije znaÄajan je problem u bolniÄkim i vanbolniÄkim ustanovama. Studije su pokazale da se približno 50 % antimikrobnih lijekova koristi nepotrebno i suboptimalno s obzirom na indikaciju, vrstu antimikrobnog lijeka, te duljinu primjene. DosadaÅ”nja istraživanja su pokazala uzlazni trend prevalencije Clostridium diffi cile pseudomembranoznog kolitisa, bakterijskih patogena rezistentnih na fl uorokinolone i vankomicin rezistentnih enterokoka. Porast multirezistencije gram negativnih bakterija i na karbapeneme opasnost je za sigurnost bolesnika te ostavlja ograniÄene terapijske moguÄnosti zadnje linije obrane poput primjene toksiÄnog polimiksinskog ntibiotika kolistina. U skladu s time moguÄnosti optimalnog infektivnog lijeÄenja veÄ sada postaju ograniÄavajuÄe. Prema dosadaÅ”njim radovima uvoÄenje bolniÄkog programa praÄenja i rukovoÄenja antimikrobnom terapijom pokazalo se dobrim sredstvom optimalizacije antimikrobne terapije u 81 % studija. Primjena ovoga programa dovela je do znaÄajnog poboljÅ”anja mikrobioloÅ”kog ishoda, smanjenja stope antimikrobne rezistencije i nuspojava te kliniÄkog ishoda poput smanjenja stope mortaliteta i duljine boravka u bolnici. Stoga su Centres for Disease Control and Prevention, Atlanta, USA (CDC) i European Centre for Disease Prevention and Control (ECDC) suglasne da bi zdravstvene ustanove trebale implementirati multidisciplinarni BolniÄki program praÄenja i rukovoÄenja antimikrobnom terapijom (engl. Antimicrobic Stewardship
Programs - ASP) u svakodnevnu kliniÄku praksu. Primjena navedenog programa zapoÄeta je 1. 12. 2016. g. u Klinici za kardiovaskularne bolesti Magdalena u sklopu Internacionalne kanadske akreditacije (Accreditation Canada International).According to studies, about 50% of antimicrobial drugs are prescribed unnecessarily and inappropriately in hospitals and other healthcare institutions. Besides the high prevalence of Clostridium diffi cile infection, of particular concern is the increase in bacterial pathogen resistance to fl uoroquinolones and vancomycin-resistant enterococci. Additionally, infections due to bacterial pathogens completely resistant to carbapenems are currently emerging in Europe. In this case, therapeutic options are limited to the use of the polymyxin antibiotic colistin, which is old and has many adverse and toxic events. Growing evidence demonstrates that hospital programs dedicated to improving the use of antimicrobial therapy, referred to as Antimicrobial Stewardship Programs (ASP), can optimize treatment of infections, reduce adverse events of antimicrobial therapy, improve patient safety and quality of care, and at the same time signifi cantly reduce hospital costs, mortality rate and length of hospital stay. Therefore, the US Centers for Disease Control and Prevention and European Centre for Disease Prevention and Control recommend that every acute care hospital implement the multidisciplinary ASP in daily clinical practice
Zoning of risk in hazardous tree assessment in Maksimir park forest
Svrha zoniranja pri prosudbi opasnih stabla je da se podruÄje urbane Å”ume podjeli na ograniÄene prostorne cjeline koje ukazuju na razliÄitu razinu rizika s obzirom na znaÄajke prostora, naÄin njegovog koriÅ”tenja i opasnost koja prijeti od stabala koja se tamo nalaze. Istraživanje Äe se provesti i park Å”umi Maksimir (sjeverni dio) uz odabrane pjeÅ”aÄke staze gdje Äe se odrediti razina koriÅ”tenja prostora i prosuditi Äe se opasnost od loma ili izvale stabla. Cilj rada je napraviti procjenu razliÄitih zona rizika pri prosudbi opasnih stabla Äime bi se stvorile pretpostavke za smanjenje pojave Å”teta Å”to bi unaprijedilo gospodarenje ovim zaÅ”tiÄenim podruÄjem. Prema dobivenim rezultatima vidljivo je da postoji minimalna razlika izmeÄu pojedinih zona prema riziku i mjerama djelovanja. U svakom podruÄju upravljanja zone su potrebne zbog toga Å”to one odreÄuju prioritete postupanja i odreÄuju striktnost provoÄenja mjera ovisno u svakoj pojedinoj zon
Zoning of risk in hazardous tree assessment in Maksimir park forest
Svrha zoniranja pri prosudbi opasnih stabla je da se podruÄje urbane Å”ume podjeli na ograniÄene prostorne cjeline koje ukazuju na razliÄitu razinu rizika s obzirom na znaÄajke prostora, naÄin njegovog koriÅ”tenja i opasnost koja prijeti od stabala koja se tamo nalaze. Istraživanje Äe se provesti i park Å”umi Maksimir (sjeverni dio) uz odabrane pjeÅ”aÄke staze gdje Äe se odrediti razina koriÅ”tenja prostora i prosuditi Äe se opasnost od loma ili izvale stabla. Cilj rada je napraviti procjenu razliÄitih zona rizika pri prosudbi opasnih stabla Äime bi se stvorile pretpostavke za smanjenje pojave Å”teta Å”to bi unaprijedilo gospodarenje ovim zaÅ”tiÄenim podruÄjem. Prema dobivenim rezultatima vidljivo je da postoji minimalna razlika izmeÄu pojedinih zona prema riziku i mjerama djelovanja. U svakom podruÄju upravljanja zone su potrebne zbog toga Å”to one odreÄuju prioritete postupanja i odreÄuju striktnost provoÄenja mjera ovisno u svakoj pojedinoj zon
ANALYSIS OF THE TROPHY VALUE OF DEER IN THE JOINT OPEN HUNTING GROUND NO. I / 110-MOLVIÄKA Å UMA-SVETONEDJELJSKI BREG
U radu su opisane bioloÅ”ke i lovne znaÄajke srne te zajedniÄko otvoreno loviÅ”te br. I/110 MolviÄka Å”uma-Svetonedjeljski breg, Äiji je lovoovlaÅ”tenik lovaÄko druÅ”tvo āÅ ljukaā Sveti Martin pod OkiÄem. ZajedniÄko otvoreno loviÅ”te MolviÄka Å”ume-Svetonedjeljski breg spada u nizinsko-brdsko loviÅ”te s nadmorskom visinom od 140 m/n/v do 600m/n/v smjeÅ”teno na podruÄju ZagrebaÄke županije. Temeljem ocjembenih listova analizirano je ukupno 106 trofeja sa Å”est elemenata svakog trofeja te predio odstrjela u razdoblju od 10 lovnih godina, od 2012/2013 do 2021/2022 godine. Na temelju rezultata može se konstatirati kako konaÄna ocjena (broj CIC toÄaka) raste paralelno sa dobi jedinke,ovisi o terenu i dobi odstrijela srnjaka, a varira od godine do godine. UnatoÄ tome u zajedniÄkom otvorenom loviÅ”tu MolviÄka Å”uma Svetonedjeljski breg u posljednjih deset lovnih godina imamo 6 trofeja koji su ocijenjeni sa medaljom,imamo 3 bronce,2 srebra i 1 zlato. U loviÅ”tu svake lovne godine odstrijeli se srnjak koji ostvari viÅ”e od 100,00 CIC toÄaka.This thesis describes the biological and hunting characteristics of roe deer and the joint open hunting ground no. I/110 MolviÄka Å”uma-Svetonedjeljski breg, where the hunting licensee is the hunting association "Å ljuka" Sveti Martin pod OkiÄ. The joint open hunting ground MolviÄka Å”uma -Svetonedjeljski breg belongs to the lowland-mountain hunting ground with an altitude of 140 m/a.s.l. to 600 m/a.s.l. located in the area of ZagrebaÄka County. Based on the trophy measorement froms, 106 trophies were analysed,together with 6 elements of every trophy in the 10 year period, from 2012/13 to 2021/2022. . Based on the results, conclusion is that the final rating (the number of CIC points) increases in corelation with the age of the individual, and depends on the terrain and the age of the roe deer, it is variable from year to year, but despite this, in the joint open hunting ground MolviÄka Å”uma-Svetonedjeljski breg, in the last ten hunting seasons 6 trophies have been evaluated with medals: 3 bronze, 2 silver and 1 gold. In the above mentioned hunting ground, a roe deer with more than 100.00 CIC points achieved is shot each hunting season