A marine and salt marsh sediment organic carbon database for European regional seas (EURO-CARBON)

AELG, CL, AMA, MJC, SLP and DKJ acknowledge funding from MPA Europe under the HORIZON EUROPE Framework Program (Grant Agreement 101059988). DKJ, HG, KH and NM acknowledge funding by the European Union under the Horizon Europe program through OBAMA-NEXT (Grant Agreement no. 101081642). HG, KH and NM acknowledge funding by the European Union under the Horizon Europe program through C-BLUES (Grant Agreement no. 101137844). HG, KH, JT, KG and SF acknowledge funding from Norwegian Blue Forest Network (www.nbfn.no); GB, HG, and KH acknowledge funding from the Norwegian Environment Agency through KELPCOAST (grant number 24087438). MEA, MB, MD and MG acknowledge funding from the foundation for Baltic and East European studies (Ostersjostiftelsen) (grant numbers: 21-GP-0005 and 21-PD2-0002) and FORMAS (grant number: 2021-01280). DB, NB, VK and SK acknowledge funding from BRIDGE-BS (Grant Agreement 101000240) and the LTER-BG infra-structure (Agreement No. D.1-320/30.11.2023, National Roadmap for Research Infrastructure, financed by the Ministry of Education and Science of Bulgaria). CPS, WKL, NAGMvH and OMZ acknowledge funding by the ERC Synergy grant MARIX (8540088) and the Netherlands Earth System Science Center (NESSC 0240 02001), financially supported by the Ministry of Education, Culture and Science (OCW). WKL acknowledges funding by the Dutch Research Council (NWO VI.Veni.222.332). IM was supported by a Juan de la Cierva Incorporacion postdoctoral fellowship of the Spanish Ministry of Science, Innovation and Universities (JC2020-045917-I). MRE acknowledges funding from the LIFE Programme under the project LIFE ADAPTA BLUES (LIFE18/CCA/ES/001160). K.Kulinski acknowledges funding from the Polish National Science Center, grant no. 2023/49/B/ST10/02690, under the project ALKALIS. K.Koziorowska acknowledges funding from the Polish National Science Center, grant no. 2019/34/E/ST10/00167, under the project PROSPECTOR and the European Union within the Horizon Europe programme, project 101136480 - SEA-Quester. J.M.N. acknowledges the support of national funds through Fundacao para a Ciencia e Tecnologia, I.P. (FCT), under the projects UIDB/04292/2020, UIDP/04292/2020, granted to MARE, and LA/P/0069/2020, granted to the Associate Laboratory ARNET. CBdlS, RS, and MM received Portuguese national funds from FCT - Foundation for Science and Technology through projects UIDB/04326/2020, UIDP/04326/2020, LA/P/0101/2020, 2020.03825.CEECIND, and 020.06996.BD. SC acknowledges the support from MARCO-BOLO, funded by the European Union under the Horizon Europe Programme (Grant Agreement No. 101082021). M.A.M and O.S. were supported by I+ D+ i projects RYC2019-027073-I funded by MCIN/AEI/10.13039/501100011033 and FEDER, and MED-CHANGE funded by AEI. E.T.A., C.A.G-E, P.T.E. acknowledge funding by DRESSAGE (MIS5045792, Operational Program 'Competitiveness, Entrepreneurship and Innovation', EPAnEK 2014-2020, NSRF), and LIFE-TRANSFER (LIFE 19 NAT/IT/0 0 0264) projects. N.P.J. was supported by a Juan de la Cierva fellowship (JDC2022-048342-I). MF was funded by Juan de La Cierva Formacion (FJC2019-038970-I) and PTA2022-021307-I, MCIN/AEI/10.13039/501100011033 and by FSE+. SP is supported by a Swiss National Science Foundation Ambizione project (PZ00P2_223468). AMR received the support of a fellowship from "la Caixa" Foundation (LCF/BQ/PI23/11970014)" and project CNS2023-145492 funded by MCIN/AEI/10.13039/501100011033 y European Union "NextGenerationEU"/PRTR. AIS and AIL were supported by Portuguese funds through Fundacao para a Ciencia e Tecnologia, I.P. (FCT)/MCTES, under the project PORBIOTA, and the UID Centro de Estudos do Ambiente e Mar (CESAM) + LA/P/0094/2020; and AIS through the contract DOI:10.54499/CEECIND/00962/2017/CP1459/CT0008.