Daniel Medeiros Moreira
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View article: Unveiling the First Impressions of the Wide‐Swath Altimetry SWOT Mission Over the Ganga River, India
Unveiling the First Impressions of the Wide‐Swath Altimetry SWOT Mission Over the Ganga River, India Open
The Surface Water and Ocean Topography (SWOT) mission offers novel global observations of river hydrodynamics, yet its performance across varied river morphologies remains understudied. We evaluate SWOT node and raster products over a ∼210…
View article: Hydrogeological control of groundwater variations in the Congo River Basin revealed by GRACE water storage change decomposition
Hydrogeological control of groundwater variations in the Congo River Basin revealed by GRACE water storage change decomposition Open
Study region: The Congo River Basin (CRB) holds significant groundwater (GW) resources that play a crucial role as the primary source of drinking water for CRB’s human population. Study focus: Here, we provide the quantification of the tem…
View article: Widespread and Exceptional Reduction in River Water Levels Across the Amazon Basin During the 2023 Extreme Drought Revealed by Satellite Altimetry and SWOT
Widespread and Exceptional Reduction in River Water Levels Across the Amazon Basin During the 2023 Extreme Drought Revealed by Satellite Altimetry and SWOT Open
In late 2023, the Amazon River Basin experienced its most extreme drought to date, putting its population and ecosystem at risk. Gauges that were still functioning measured the lowest river water levels (RWL) on record. Here, satellite obs…
View article: Microbial signatures define the ecosystem functions of the pelagic microbiome in a basin-scale, Southwest Atlantic Ocean
Microbial signatures define the ecosystem functions of the pelagic microbiome in a basin-scale, Southwest Atlantic Ocean Open
Background The pelagic environment may present a mosaic of biogeographical domains that regional oceanographic processes can influence. Here, a coastal-to-open ocean microbiome investigation was conducted on 64 water samples from the Santo…
View article: Separation of the hydrological and tidal components in water heights to estimate discharge in the downstream, tidal, Amazon
Separation of the hydrological and tidal components in water heights to estimate discharge in the downstream, tidal, Amazon Open
The Amazon estuary conveys the largest amount of freshwater to the world ocean (20% of the global runoff). Over the past few years, its discharge exhibited record-breaking anomalies, be it flood events (June 2021 and June 2022) or dry spel…
View article: Dynamics of Yearly Maximum Water Levels in the Amazon Estuary
Dynamics of Yearly Maximum Water Levels in the Amazon Estuary Open
The magnitude and temporality of the yearly maxima water levels are key parameters for the characterization of the riverine flooding hazard and its impacts. Although the Amazon estuary, that conveys the largest river discharge to the world…
View article: The Potential of Hydrogeodesy to Address Water‐Related and Sustainability Challenges
The Potential of Hydrogeodesy to Address Water‐Related and Sustainability Challenges Open
Increasing climatic and human pressures are changing the world's water resources and hydrological processes at unprecedented rates. Understanding these changes requires comprehensive monitoring of water resources. Hydrogeodesy, the science…
View article: The Potential of Hydrogeodesy to Address Water‐Related and Sustainability Challenges
The Potential of Hydrogeodesy to Address Water‐Related and Sustainability Challenges Open
Increasing climatic and human pressures are changing the world's water resources and hydrological processes at unprecedented rates. Understanding these changes requires comprehensive monitoring of water resources. Hydrogeodesy, the science…
View article: Extreme warming of Amazon waters in a changing climate
Extreme warming of Amazon waters in a changing climate Open
In 2023, an unprecedented drought and heatwave severely impacted Amazon waters, leading to high mortality of fishes and river dolphins. Five of 10 lakes monitored showed exceptionally high daytime temperatures (>37°C), with one large la…
View article: Major changes in the dynamics of Amazon surface waters revealed by hydrodynamic modeling, in situ and multisatellite data
Major changes in the dynamics of Amazon surface waters revealed by hydrodynamic modeling, in situ and multisatellite data Open
The vast Amazon wetlands support multiple social-ecological systems basin-wide, and influence global water and carbon cycles. Recent environmental changes related to climate and infrastructure expansion have altered their rhythmicity and d…
View article: Increased floodplain inundation in the Amazon since 1980
Increased floodplain inundation in the Amazon since 1980 Open
Extensive floodplains throughout the Amazon basin support important ecosystem services and influence global water and carbon cycles. A recent change in the hydroclimatic regime of the region, with increased rainfall in the northern portion…
View article: Spatio-temporal analysis of remotely sensed rainfall datasets retrieved for the transboundary basin of the Madeira River in Amazonia
Spatio-temporal analysis of remotely sensed rainfall datasets retrieved for the transboundary basin of the Madeira River in Amazonia Open
Rainfall is recognized as the most important driving force of the hydrologic cycle. To accurately represent the spatio-temporal rainfall variability continues to be an enormous hydrological task when using commonly sparse, if available, ra…
View article: Comprehensive bathymetry and intertidal topography of the Amazon estuary
Comprehensive bathymetry and intertidal topography of the Amazon estuary Open
The characterization of estuarine hydrodynamics primarily depends on knowledge of the bathymetry and topography. Here, we present the first comprehensive, high-resolution dataset of the topography and bathymetry of the Amazon River estuary…
View article: Comment on essd-2021-32
Comment on essd-2021-32 Open
Abstract. The characterization of estuarine hydrodynamics primarily depends on knowledge of the bathymetry and topography. Here, we present the first comprehensive, high-resolution dataset of the topography and bathymetry of the Amazon Riv…
View article: Comprehensive bathymetry and intertidal topography of theAmazon estuary
Comprehensive bathymetry and intertidal topography of theAmazon estuary Open
The characterization of estuarine hydrodynamics primarily depends on the knowledge of bathymetry and topography. Here we present the first comprehensive, high-resolution dataset of the topography and bathymetry of the Amazon River estuary,…
View article: Quality analysis of water level series obtained by altimetric radar satellite along the São Francisco River
Quality analysis of water level series obtained by altimetric radar satellite along the São Francisco River Open
Radar altimeters are instruments carried on space missions and allow for determination of heights, particularly in oceans and ice sheets. The use of altimetry data on continental waters involves several challenges, such as the revisit freq…
View article: Advancing Field-Based GNSS Surveying for Validation of Remotely Sensed Water Surface Elevation Products
Advancing Field-Based GNSS Surveying for Validation of Remotely Sensed Water Surface Elevation Products Open
To advance monitoring of surface water resources, new remote sensing technologies including the forthcoming Surface Water and Ocean Topography (SWOT) satellite (expected launch 2022) and its experimental airborne prototype AirSWOT are bein…
View article: Spatio-temporal analysis of remotely sensed rainfall datasets retrieved for the transboundary basin of the Madeira river in Amazonia
Spatio-temporal analysis of remotely sensed rainfall datasets retrieved for the transboundary basin of the Madeira river in Amazonia Open
Rainfall is recognized as the most important driving force of the hydrologic cycle. To accurately represent the spatio-temporal rainfall variability continues to be an enormous hydrological task when using commonly sparse, if available, ra…
View article: Trade‐Offs Between 1‐D and 2‐D Regional River Hydrodynamic Models
Trade‐Offs Between 1‐D and 2‐D Regional River Hydrodynamic Models Open
Recent years have seen the development of 1‐D and 2‐D regional‐scale hydrological‐hydrodynamic models, which differ greatly from reach‐scale applications in terms of subgrid assumptions, parameterization, and applied resolution. Although 1…
View article: Variability of Trends in Precipitation across the Amazon River Basin Determined from the CHIRPS Precipitation Product and from Station Records
Variability of Trends in Precipitation across the Amazon River Basin Determined from the CHIRPS Precipitation Product and from Station Records Open
The Amazon River Basin is the largest rainforest in the world. Long-term changes in precipitation trends in the basin can affect the continental water balance and the world’s climate. The precipitation trends in the basin are not spatially…
View article: Estimation of Inflows and Effective Channel from Satellite Observations: From Local to Hydrographic Network Scale
Estimation of Inflows and Effective Channel from Satellite Observations: From Local to Hydrographic Network Scale Open
<p>With the upcoming SWOT satellite mission, which should provide spatially dense river surface elevations, widths and slopes observations globally, comes the need to pertinently use such data into hydrodynamic models, from the reach…
View article: Flooding Dynamics Within an Amazonian Floodplain: Water Circulation Patterns and Inundation Duration
Flooding Dynamics Within an Amazonian Floodplain: Water Circulation Patterns and Inundation Duration Open
Flooding dynamics across a medium‐size (Janauaca Lake, 786 km 2 ) floodplain system along the Amazon/Solimoes River over a 9‐year period (2006–2015) is studied through integration of remote sensing and limited in situ data in hydrologic‐hy…
View article: Wavelet‐Based River Segmentation Using Hydraulic Control‐Preserving Water Surface Elevation Profile Properties
Wavelet‐Based River Segmentation Using Hydraulic Control‐Preserving Water Surface Elevation Profile Properties Open
River flow models that consider satellite observations of the water surface elevation (WSE) require meaningful segmentation into reaches. Segmentation methods involve a trade‐off between the spatial sampling and error characteristics of sa…