João Pedro T. Zielinski, Clarissa L. Melo, Rodrigo S. Iglesias, Pedro R. Reginato
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{"title":"CO₂ 浅层地下水相互作用及相关水文地球化学机制&缩小规模CO2释放场实验综述","authors":"João Pedro T. Zielinski, Clarissa L. Melo, Rodrigo S. Iglesias, Pedro R. Reginato","doi":"10.1002/ghg.2205","DOIUrl":null,"url":null,"abstract":"<p>Carbon capture and storage (CCS) has been highlighted as a crucial technology for reducing carbon emissions, yet CO₂ leakage from the reservoir is still a matter of great public concern, especially because of water pollution reasons. Hence, reduced-scale CO₂ release experiments have been conducted worldwide to study hydrogeochemical response in shallow groundwaters. Although other reviews have been previously published, this study reviews critical data to establish a geochemical process-based framework of the scientific findings. Following this, four mechanisms were found to be responsible for hydrogeochemical behavior: (i) ion exchange is mainly responsible for short-lived increase in Mg, Ca, Ba and Sr concentrations; (ii) sorption and desorption processes were related to heavy metal and trace element variations, seemingly due to the presence of oxyhydroxides and clay minerals; (iii) silicate and carbonate dissolution played different roles as a function of specific aquifer mineralogy, releasing metals or influencing divalent cations response; (iv) conservative, mixing and oxidation processes were pointed out as possible mechanisms regulating variations of Cl⁻, SO₄<sup>2</sup>⁻ and NO₃⁻. Although studies suggested no parameter exceeded potable limits, most experiments were short-lived, possibly overlooking the CO₂ leakage response in a long-term exposure. Hence, further work is still needed specially to support relevant environmental legislation. © 2023 Society of Chemical Industry and John Wiley & Sons, Ltd.</p>","PeriodicalId":12796,"journal":{"name":"Greenhouse Gases: Science and Technology","volume":"13 6","pages":"829-859"},"PeriodicalIF":2.7000,"publicationDate":"2023-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"CO₂-shallow groundwater interaction and related hydrogeochemical mechanisms: A review on reduced-scale CO2 release field experiments\",\"authors\":\"João Pedro T. Zielinski, Clarissa L. Melo, Rodrigo S. Iglesias, Pedro R. Reginato\",\"doi\":\"10.1002/ghg.2205\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"<p>Carbon capture and storage (CCS) has been highlighted as a crucial technology for reducing carbon emissions, yet CO₂ leakage from the reservoir is still a matter of great public concern, especially because of water pollution reasons. Hence, reduced-scale CO₂ release experiments have been conducted worldwide to study hydrogeochemical response in shallow groundwaters. Although other reviews have been previously published, this study reviews critical data to establish a geochemical process-based framework of the scientific findings. Following this, four mechanisms were found to be responsible for hydrogeochemical behavior: (i) ion exchange is mainly responsible for short-lived increase in Mg, Ca, Ba and Sr concentrations; (ii) sorption and desorption processes were related to heavy metal and trace element variations, seemingly due to the presence of oxyhydroxides and clay minerals; (iii) silicate and carbonate dissolution played different roles as a function of specific aquifer mineralogy, releasing metals or influencing divalent cations response; (iv) conservative, mixing and oxidation processes were pointed out as possible mechanisms regulating variations of Cl⁻, SO₄<sup>2</sup>⁻ and NO₃⁻. Although studies suggested no parameter exceeded potable limits, most experiments were short-lived, possibly overlooking the CO₂ leakage response in a long-term exposure. Hence, further work is still needed specially to support relevant environmental legislation. © 2023 Society of Chemical Industry and John Wiley & Sons, Ltd.</p>\",\"PeriodicalId\":12796,\"journal\":{\"name\":\"Greenhouse Gases: Science and Technology\",\"volume\":\"13 6\",\"pages\":\"829-859\"},\"PeriodicalIF\":2.7000,\"publicationDate\":\"2023-02-28\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"Greenhouse Gases: Science and Technology\",\"FirstCategoryId\":\"93\",\"ListUrlMain\":\"https://onlinelibrary.wiley.com/doi/10.1002/ghg.2205\",\"RegionNum\":4,\"RegionCategory\":\"环境科学与生态学\",\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"Q3\",\"JCRName\":\"ENERGY & FUELS\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"Greenhouse Gases: Science and Technology","FirstCategoryId":"93","ListUrlMain":"https://onlinelibrary.wiley.com/doi/10.1002/ghg.2205","RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q3","JCRName":"ENERGY & FUELS","Score":null,"Total":0}
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