Suzana M. G. L. Montenegro

• Professor (Full) at Federal University of Pernambuco

The Northeast region of Brazil, particularly the Brazilian semiarid region (BSR), is frequently affected by drought events, such as the great drought that started in 2012 and is considered one of the most severe droughts in recent decades. Monitoring and quantifying this type of event is essential for decision-making and the adoption of impact miti...

The study of hydrological variables in watersheds constitutes an important analysis for the knowledge of the rainfall and climate variability of the location. Thus, the objective of this work is to apply multivariate cluster analysis to the Pajeú river watershed, in Pernambuco, to verify the spatial behavior of precipitation, evapotranspiration and...

As access to water is a right of all people, government agents are responsible to allocate water to guarantee its sustainable use for multiple users. However, deciding the best allocation strategy is not a straightforward task. In complex systems, which depend on a collection of individual decisions by people, water policies may have unpredictable...

The Soil and Water Assessment Tool (SWAT) is a hydro sedimentological model whose main focus is to evaluate the impacts of changes in land use on the quality and quantity of water in watersheds. For these evaluations to be adequate, considering the representativeness of the processes simulated by the model, it is necessary to carry out the calibrat...

Intense urbanisation in many coastal areas has led to intensification of groundwater consumption, while reducing permeable areas and increasing the frequency and magnitude of flooding. Among the potential strategies to compensate for these adverse effects, which are expected to become worse as a result of climate change, rooftop rainwater harvestin...

In rapidly growing Southern metropoles, climatic, anthropogenic and demographic pressures, combined with centralized network deficiencies, favor individual initiatives to access freshwater e.g., illegal well settlements, pirate connection to the distribution network, rain harvesting and storage in tanks. These strategies are amplified by extreme me...

Due to global warming and local anthropogenic pressures, sustainable groundwater resource exploitation in coastal cities is increasingly threatened. For example, the fifth largest Brazilian city, Recife, is considered as a representative hot spot for these issues and illustrates the great challenges facing many urban areas in the southern hemispher...

Among the different components of the hydrological cycle that presents the greatest difficulty in monitoring is evapotranspiration (ET). In recent years, several remote sensing (SR) methods have been developed for estimating ET at different spatial scales, ranging from farms to large watersheds. In this sense, the objective of the present work was...

Although cosmic‐ray neutron sensing (CRNS) is probably the most promising noninvasive proximal soil moisture measurement technique at the field scale, its application for hydrological simulations remains underexplored in the literature so far. This study assessed the use of CRNS to inversely calibrate soil hydraulic parameters at the intermediate f...

Water management in the Caatinga/Atlantic forest ecotone in Brazil is critically dependent on better understanding of potential future changes in streamflow and sediment dynamics. This paper evaluates both the future impacts of land use and land cover (LULC) changes and the impacts of climate change on the streamflow and sediment yield in the Tapac...

In the last decades, the use of remote sensing techniques has been contributing in a significantly way to the identification of changes that occur on the terrestrial surface. Considering the use of MODIS sensor products for watershed management, the present study aims to determine the vegetation indexes LAI (Leaf Area Index) and EVI2 (Improved Vege...

RESUMO: O artigo apresenta os resultados obtidos na validação dos dados de precipitação do Projeto Worldclim para o Estado de Pernambuco, Brasil. O trabalho motiva-se pelo fato de que os produtos do projeto Worldclim podem ser considerados como importante fonte de informação espacial para a caracterização de precipitações em todo o planeta, mas que...

Despite its financial and ecological benefits, the contribution of MAR to safe water supply at global scale is still limited due to various reasons. Especially the lack of data on associated risks and the absence of proper monitoring at some MAR facilities reduces the level of public trust, raises questions about the impact of MAR on the affected e...

Knowledge about soil moisture dynamics and their relation with rainfall, evapotranspiration, and soil physical properties is fundamental for understanding the hydrological processes in a region. Given the difficulties of measurement and the scarcity of surface soil moisture data in some places such as Northeast Brazil, modelling has become a robust...

The mapping and quantification of biophysical parameters by remote sensing is of great importance for identifying changes in the landscape over time, helping in decision making regarding sustainable use and occupations. In this sense, the objective of this research is to perform a multitemporal analysis of Normalized Difference Vegetation Index (ND...

Cloud computing enables the analysis and storage of large amounts of data, when applied to remote sensing, allowing the processing of hundreds of images in a few seconds, enabling the expansion of space-time data analysis. Google Earth Engine (GEE) is a remote sensing and geoprocessing tool that uses cloud computing, where its users perform image p...

The use of rainfall data estimated by remote sensors is being highlighted due to the scarcity of field monitoring networks and the presence of gaps in existing networks. This study aimed to validate the rainfall estimated by two satellites launched by NASA in partnership with JAXA, TRMM (3B42 v7 product) and GPM (IMERG v5 product), using as referen...

In this paper, we present and analyze a novel global database of soil infiltration measurements, the Soil Water Infiltration Global (SWIG) database. In total, 5023 infiltration curves were collected across all continents in the SWIG database. These data were either provided and quality checked by the scientists who performed the experiments or they...

In this paper, we present and analyze a global database of soil infiltration measurements, the Soil Water Infiltration Global (SWIG) database, for the first time. In total, 5023 infiltration curves were collected across all continents in the SWIG database. These data were either provided and quality checked by the scientists who performed the exper...

Download Abstract In this paper, we present and analyze a global database of soil infiltration measurements, the Soil Water Infiltration Global (SWIG) database, for the first time. In total, 5023 infiltration curves were collected across all continents in the SWIG database. These data were either provided and quality checked by the scientists who...

A quantificação precisa dos componentes do ciclo hidrológico é um problema fundamental na hidrologia e na gestão dos recursos hídricos. Por sua vez, o balanço hídrico em escala local possibilita a contabilização de água no solo, levando em consideração o princípio da conservação de massa num volume de solo vegetado. Tal processo pode ser medido ou...

Recife Metropolitan Region (RMR, NE Brazil) lies over a multi-layered aquifer system located in an estuarial area. The region has experienced fast population growth and repeated droughts in the last three decades, which led to unprecedented anthropogenic pressure on groundwater resources because of intense water pumping. Accordingly, scientific and...

The use of indices to assess the groundwater vulnerability through mapping techniques has become a suitable tool for the management and protection of aquifers. The present work aimed to evaluate the groundwater natural vulnerability through the GOD method considering the hydrogeological characteristics and a quality physical-chemical of a wellbore...

Soil, climate conditions and socio-economic characteristics in the Brazilian semi-arid region require specific technologies aiming at water resources use and conservation. In addition to the water scarcity condition, incorrect use of water resources in the region enhances the susceptibility to desertification. Impacts of possible climate change may...

Coastal water resources are a worldwide key socio-environmental issue considering the increasing concentration of population in these areas. Here, we propose an integrative transdisciplinary approach of water resource, water management and water access in Recife (NE Brazil). The present-day water situation is conceptualized as an imbricated multi-l...

Resumo-No contexto de uma pressão climática e de superexplotação sobre os recursos hídricos em Recife (PE), assim como um aumento global do nível do mar, este trabalho tem por objetivo de avaliar os efeitos potenciais da maré sobre os recursos subterrâneos litorâneos da região, caracterizada por uma alta complexidade hidrogeológica devido à proximi...

The desertification is a process that can be triggered naturally by climate and anthropogenic weather due to the management of the soil. The aridity index proposed by the UN indicates a susceptibility of areas to the desertification process is defined as the ratio of the mean annual precipitation, to the mean annual potential evapotranspiration and...

Changes in extreme precipitation have been observed in regions where frequent rainfalls occur over short periods of time followed by prolonged droughts, creating, as a result, new watershed scenarios. Recent studies have attributed such occurrences to possible climate changes. This paper analyzes the correlation between extreme events recorded in t...

The Recife Metropolitan Region is a hot spot illustrating the problems of southern countries on water issues where water resources are threatened both for quantity and quality in the context of global changes. Based on a transdisciplinary approach, the purpose of the study was to assess the impact of human activities on coastal aquifers, through th...

A má qualidade dos corpos de água exerce influência direta sobre a saúde da sociedade, podendo causar doenças de veiculação hídrica, que levam a morte milhões de pessoas no mundo. Neste cenário, o presente estudo objetivou identificar as relações existentes entre condições ambientais e doenças de veiculação hídrica no Assentamento Rural Serra Grand...

Considering all the alterations on hydrology and water quality that urbanization process brings, permeable pavement (PP) is an alternative to traditional impermeable asphalt and concrete pavement. The goal of the PP and other LID (Low impact development) devices is to increase infiltration and reduce peak runoff flows. These structures are barely u...

Implying large residence times and complex water origins deep coastal aquifers are of particular interest as they are remarkable markers of climate, water use and land use changes. Over the last decades, the Metropolitan Region of Recife (Brazil) went through extensive environmental changes increasing the pressure on water resources and giving rise...

In a context of increasing land use pressure (over-exploitation, surface-water contamination) and repeated droughts, identifying the processes affecting groundwater quality in coastal megacities of the tropical and arid countries will condition their long-term social and environmental sustainability. The present study focuses on the Brazilian Recif...

The surface albedo plays an important role in the exchanges of energy and mass in the planetary boundary layer. Therefore, changes in albedo affect the balance of radiation and energy at the surface, which can be detected with its monitoring. Albedo determination has been performed through various sensors, but there is not yet any publication deali...

The Recife Metropolitan Region (PE, Brazil) is a typical ”hot spot” illustrating the problems of southern countries on water issues inducing high pressures on water resources both on quantity and quality in the context of global social and environmental changes. By focusing on the groundwater geochemistry in a costal multilayer aquifer, this work a...

The Recife Metropolitan Region is a typical ”hot spot” illustrating the problems of southern countries on water issues inducing high pressures on water resources both on quantity and quality in the context of global social and environmental changes. This study is based on an interdisciplinary approach, coupling “hard” geosciences together with “sof...

Processos de escoamento superficial e produção de sedimentos em uma bacia hidrográfica são sensíveis as alterações do uso e ocupação do solo. Modelos hidrossedimentológicos distribuídos, cujos parâmetros possuem representação física, são capazes de representar a variabilidade espacial dos processos hidrossedimentológicos e simular os impactos das a...

This study assesses the impact of the land use and climate changes between 1967–2008 on the streamflow and sediment yield in Tapacurá River basin (Brazil) using the Soil and Water Assessment Tool (SWAT) model. The model was calibrated and validated by comparing simulated mean monthly streamflow with observed long-term mean monthly streamflow. The o...

In the coastal multilayer aquifer system of a highly urbanized southern city (Recife, Brazil), where groundwaters are affected by salinization, a multi-isotope approach (Sr, B, O, H) was used to investigate the sources and processes of salinization. The high diversity of the geological bodies, built since the Atlantic opening during the Cretaceous,...

Recife plain is a estuarine region which has an average elevation ranging from 2 to 10 m, being framed by topographic elevation shaped as small hills. Recife area is crossed by several rivers, streams and wetlands and is a highly sensitive area to tidal movements. Recife has its aquifers bordered by the Atlantic coast, with salinization risk. The a...

This study aimed to determine the radiation balance in the basin of Tapacurá river - PE, an area with intense presence of cloudiness, through MODIS products of Terra satellites (MOD09GA and MOD11A1) and Aqua (MYD11A1 and MYD09GA). For the in situ balance radiation calculation and for the monitoring of meteorological data required for radiation bala...

In Brazil, as much as 50% of the native tropical savannas and woodlands (known as the Cerrado) have been converted to farmland under intensive agriculture. Land cover change at this scale has important implications for water and energy budgets, but at present these implications are poorly understood. A promising new technology for elucidating these...

This study aimed to evaluate the real daily evapotranspiration - ETr by remote sensing and to compare it with ETr according to the Bowen ratio technique in the Tapacurá River basin, Pernambuco state, Brazil. The Surface Energy Balance Algorithm for Land (SEBAL) was used with data from Moderate Resolution Imaging Spectroradiometer (MODIS) and meteor...

This study aims to assess the impact of the land-use changes between the periods 1967-1974 and 1997-2008 on the streamflow of Tapacurá catchment (northeastern Brazil) using the Soil and Water Assessment Tool (SWAT) model. The results show that the most sensitive parameters were the baseflow, Manning factor, time of concentration and soil evaporatio...

In most of the northeast region of Brazil rainfall is relatively low, presenting significant inter-annual fluctuations, especially when compared to rainfall in other areas of Brazil. Moreover, evaporative rates (like the ones found in the northeast semi-arid region) are too high, sometimes reaching over 2800 mm annually. Owing to such a climate cha...

A pesquisa foi realizada na região do Baixo Natuba, município de Vitória de Santo Antão – PE, Brasil, que é conhecida pela produção de hortaliças com a utilização de diversos tipos de agrotóxicos. Foram realizadas visitas para identificar e diagnosticar como era procedido o manejo de agroquímicos pelos produtores rurais da agricultura familiar. Pos...

Hydrological studies in experimental and representative basins are of fundamental importance for water resources management. This paper presents some activities of hydrological research in experimental and representative basins of the State of Pernambuco, Brazil. The study areas are located at Tapacurá and Mundaú representative basins and at the Ga...

In areas where there is irrigated agriculture, the recuperation of water reserves in alluvial aquifers may occur preferentially due to precipitation. Recharging can be evaluated from variation information of water depth measured in piezometers or observation wells. Thus, the aim of this research is to study the recharge in the alluvial aquifer form...

Water availability for a range of human uses will increasingly be affected by climate change especially in the arid and semi-arid tropics. This paper aims to evaluate the ability of reservoirs and related infrastructure to meet targets for water supply in the Capibaribe River Basin (CRB), in the state of Pernambuco, Brazil. The basin has experience...

The changes in the use and occupation of land, caused by human actions, have created major impacts on the landscapes. These impacts can be mitigated by monitoring the use and land cover, using spatial and temporal information of the changes occurring in the landscape. This paper presents a detailed analysis of spatial and temporal dynamics of land...

Comparative hydrology studies, either by the similarities or the differences in the obtained data and results, represent an important tool for advancing knowledge of cause-effect relationships between the physical characteristics of the basins and their hydrological behavior. The objective of this study was to present a comparative analysis of meas...

Reference evapotranspiration (ETo) is an important parameter used in numerous applications, such as climatological and hydrological studies, as well as for water resources planning and management. There are several methods to estimate ETo, being that the FAO Penman-Monteith (EToPM) method is considered standard. This method needs many parameters (s...

RESUMO - A Região Metropolitana de Maceió (RMM), vem sentindo a diminuição da faixa de areia litorânea que está sendo gradativamente ocupada pelo mar.Além da salinização nos aqüíferos costeiros, a cidade vem também perdendo espaços de lazer e turismo que estão situados nesta faixa. O nível do mar, em relação ao nível médio (MSL) atual, poderá subir...

1 RESUMO Os lisimetros de pesagem hidraulica tem sido difundidos e aperfeicoados para minimizar os problemas operacionais e apresentar boa precisao para deteccao de mudancas de massa de agua em condicoes de campo. Assim, objetivou-se construir, instalar e calibrar um lisimetro de pesagem hidraulica com um sensor de pressao hidrostatica para automac...

A GIS-based method has been applied for the determination of soil loss and prioritization of critical sub-watersheds in the Tapacurá watershed, Pernambuco state. Mapping the erosion risk areas is an important tool for the planning of natural resources management, allowing researchers to propose modification of land-use properly and implement more s...

O presente estudo se deu na Bacia Hidrográfica do Riacho Natuba, localizada em Vitória de Santo Antão PE, a partir de visitas de campo e aplicação de questionários aos produtores rurais, objetivando identificar o uso de agrotóxicos e os impactos ambientais causados na área de estudo. Registrou-se o manejo inadequado dos agrotóxicos, o que contraria...

The semi-arid region of Brazil has great potential for storing water in alluvial areas, and may give support to small-scale family farming. There is a need to establish a methodology for mapping these areas with the objective of future studies to implement underground dams and suitable management of the soils that occur on alluvial terraces. In thi...

A região semiárida do Brasil possui grande potencial para armazenamento de água em áreas aluvionares, podendo potencializar a pequena agricultura. Verifica-se a necessidade de uma metodologia para mapeamento dessas áreas, com o objetivo de futuros estudos in loco para implantação de barragens subterrâneas e manejo correto dos solos aluvionares. Nes...

The Recife Metropolitan Region (PE, Brazil) appears as a typical environmental “hot spot” illustrating the problems of southern countries, such as urbanization or rapid industrial and touristic development. All of these factors induce high pressure on water resources, both in terms of quantity and quality in the context of global societal and envir...

The study of evapotranspiration is important for agricultural planning, especially in regions characterized by high spatial and temporal variability of precipitation, as in arid and semiarid regions of northeastern Brazil. Although in Brazil there are two large meteorological observation networks (INMET and CPTEC), there are still many uncovered ar...

Due to an increasing demographic pressure, the Metropolitan Region of Recife (RMR) went through remarkable changes of water and land uses over the last decades. These evolutions gave rise to numerous environmental consequences, such as a dramatic decline of the piezometric levels, groundwater salinization and contamination. This degradation of natu...

Nowadays, half of the world population lives on the urban centers and negative impacts due to hydrological events have been recurrent, due to the increase of urbanization, impervious soil coverage and the consequent reduction in infiltration rates leading to decreasing aquifer recharge and surface runoff. Thus, runoff increases as long as peak flow...

The Gross Primary Production (GPP) assessment and monitoring by remote sensing is of crucial importance in the climate changes studies given its direct connection to the effectively extracted carbon from the atmosphere by numerous earth ecosystems. The present work aims to assess the GPP in a Brazilian semi-arid irrigated area, using TM – Landsat 5...

Nowadays, half of the world's population lives in urban areas, and the negative impacts of hydrological events have been recurrent due to growing urbanization, impervious soil coverage, and the consequent reduction in infiltration rates leading to decreasing aquifer recharge and surface runoff. Thus, runoff increases, intensifying peak flows and fl...

Hydraulic weighing lysimeters have been widely used and improved to minimize operational problems, and provide good accuracy for detection of changes in soil water content under field conditions. The objectives of this study were to construct, install and calibrate a hydraulic weighing lysimeter with a hydrostatic pressure sensor for automation of...