Results 81 to 90 of about 1,946,041 (195)

Linear Water Erosion in the State of Mato Grosso (Brazil): Spatial Analysis and Identification of Critical Areas

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 9, September 2026.
Mapping linear water erosion across Mato Grosso revealed spatially concentrated critical areas rather than a uniform distribution. Erosion foci were more frequent in environmentally fragile landscapes and areas of land‐use conflict, highlighting where monitoring and soil‐conservation actions should be prioritized.
Kássio Samay Ribeiro Tavares   +2 more
wiley   +1 more source

First record of Loricariichthys edentatus (Siluriformes: Loricariidae) in the Paraná River.

open access: yesActa Zoológica Lilloana, 2019
Recent expeditions to northeastern Argentina in the Paraná River revealed the presence of the armored catfish Loricariichthys edentatus Reis & Pereira 2000, which represents the first record of this species to that ...
Guillermo Terán   +4 more
doaj   +1 more source

Physical and Chemical Characterization of Soil in Urban Solid Waste Disposal Area

open access: yesLand Degradation &Development, Volume 37, Issue 15, Page 10649-10657, September 2026.
ABSTRACT Waste generation and subsequent disposal in adequate sites still have limitations in some Brazilian municipalities. Therefore, environmental monitoring of these areas is extremely important, as it helps to preserve the environment. The purpose of this study is to analyze the chemical and physical parameters of soil in a landfill area. For this,
Mayara Aline Bones   +9 more
wiley   +1 more source

Climate change affects the potential distribution of a Neotropical freshwater migratory fish

open access: yesNeotropical Ichthyology
Climate change represents an increasing threat to freshwater ecosystems. In this scenario, this study investigated the impacts of these changes on the distribution of Megaleporinus obtusidens, a long-distance migratory species from the Paraná-Paraguay ...
Beatriz Cristinade Paula de Souza   +11 more
doaj   +1 more source

Impact of the Use of Vinasse Sludge on Agricultural Soil and Surface Waters

open access: yesWater Environment Research, Volume 98, Issue 9, September 2026.
Based on 4 years of monitoring and multivariate statistical analysis of 34 physicochemical and microbiological parameters, this study demonstrates that the regulated application of vinasse tank sludge to soil did not promote statistically significant alterations in adjacent surface water quality under continuous environmental control.
Wagner Tavares Dos Santos   +3 more
wiley   +1 more source

River Sand and Gravel Mining: Global Drivers, Impacts, and Pathways for Sustainable Management

open access: yesReviews of Geophysics, Volume 64, Issue 3, September 2026.
Abstract River sand and gravel are mined worldwide at volumes that now rival their natural replenishment, yet quantitative knowledge of this mining activity and its consequences lags far behind many other global environmental pressures. We synthesize 411 peer‐reviewed studies published since 1974 within a new Driver‐to‐Management Pathway for ...
Edward Park   +25 more
wiley   +1 more source

Hydrologic Conditions in the Delaware River Basin, Annual Report 2009

open access: yes, 2009
This is an Annual Report of the hydrological conditions in the Delaware River Basin for 2009. It includes the hydrologic highlights of 2009, as well as summaries of precipitation, streamflow, reservoir storage, ground water, and salt line patterns in the

core   +1 more source

Assessing SWOT's Measurement Capabilities in the Complex Paraná River

open access: yesEarth and Space Science, Volume 13, Issue 9, September 2026.
Abstract Estimating water surface elevation (WSE) is crucial for understanding hydrological processes; however, many rivers remain insufficiently monitored due to the limitations of in situ gauge networks. The Surface Water and Ocean Topography (SWOT) mission, equipped with Synthetic Aperture Radar technology, enables global monitoring of WSE with high
E. Walker   +7 more
wiley   +1 more source

Missouri River Basin Commission Annual Report, 1975 [PDF]

open access: yes, 1975
The Annual Report covers the first full year of operation of the Missouri River Basin ...

core  

Regional strategy sets stage for new federal investment in region

open access: yes, 2023
RIVER BASIN ALLIANCE FOR IMMEDIATE RELEASE CONTACT: Harry Stone, Ohio River Basin Alliance, HStone@ORSANCO.org, (513) 563-8266 New Ohio River Plan to Benefit Economy, Environ­ment, CommuniDes in 15-State Region Regional strategy sets stage for new ...
Ohio River Basin Alliance;
core  

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