The interactive pedological‑hydrological processes and environmental sensitivity of a tropical isolated wetland in the brazilian cerrado

dc.creatorFurlan, Lucas Moreira
dc.creatorRosolen, Vania
dc.creatorMoreira, César Augusto
dc.creatorBueno, Guilherme Taitson
dc.creatorFerreira, Manuel Eduardo
dc.date.accessioned2024-07-15T17:51:50Z
dc.date.available2024-07-15T17:51:50Z
dc.date.issued2021
dc.description.abstractIn seasonal fooding isolated wetlands, the degree of wetness suggests a close synergy between soil processes, landscape evolution and hydrology along space and time. Until now, that subject has received insufcient attention despite natural wetlands supply essential environmental services to society and are surrounded by intensive agriculture that uses agrochemicals and fertilizers in their management. The objectives of this study were to propose an infltration architecture model based on local surface and subsurface water-fuxes in isolated wetland embedded in lateritic plateau covered by savanna and qualify the environmental sensitivity as an area of aquifer recharge. Grain size, soil bulk density, and hydraulic conductivity were determined in fve profles in a soil catena. Unmanned Aerial Vehicle high-resolution images were obtained to generate a digital elevation model and discriminate areas with diferent vegetation, water accumulation, and environmental sensitivity. Electrical tomography was performed to unveil the soil architecture and infltration. The soils (Plinthosols) developed on aquic conditions determine the linkage between the surface–subsurface hydrodynamics with the soil’s physical properties. We have identifed vertical and lateral water-fows in the soil architecture. Vertical fow occurs exclusively at the center, where the wetland is characterized as a recharge zone. Lateral fow towards the borders characterizes a discharge zone. The recharge zone is a depression surrounded by crops; therefore, it is a point of high environmental sensitivity. This hydrodynamic model is essential to support studies related to the dispersion of contaminants since soybean agriculture dominates the whole area of well-drained soils in the Brazilian Cerrado.
dc.identifier.citationFURLAN, Lucas Moreira et al. The interactive pedological-hydrological processes and environmental sensitivity of a tropical isolated wetland in the brazilian cerrado. SN Applied Sciences, [s. l.], v. 3, e144, 2021. DOI: 10.1007/s42452-021-04174-7. Disponível em: https://link.springer.com/article/10.1007/s42452-021-04174-7. Acesso em: 11 jul. 2024.
dc.identifier.doi10.1007/s42452-021-04174-7
dc.identifier.issne- 3004-9261
dc.identifier.urihttp://repositorio.bc.ufg.br//handle/ri/24887
dc.language.isoeng
dc.publisher.countrySuica
dc.publisher.departmentInstituto de Estudos Socioambientais - IESA (RMG)
dc.rightsAcesso Aberto
dc.rights.urihttp://creativecommons.org/licenses/by-nc-nd/4.0/
dc.subjectHydraulic conductivity
dc.subjectBulk density
dc.subjectAquic soil
dc.subjectResistivity
dc.subjectAerial photogrammetry
dc.subjectAquifer recharge
dc.titleThe interactive pedological‑hydrological processes and environmental sensitivity of a tropical isolated wetland in the brazilian cerrado
dc.typeArtigo

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