Results 51 to 60 of about 2,070,775 (260)

Archaeological Prospectivity and Terrace Morphometry Using Open Geospatial Data: A Reproducible GIS–Machine‐Learning Workflow for the Cuyes River Valley, Ecuador

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT This study develops and evaluates a reproducible archaeological prospectivity workflow for data‐scarce tropical landscapes by integrating restricted legacy archaeological documentation with openly accessible environmental geospatial datasets.
Julio Guerra   +2 more
wiley   +1 more source

Genetic Diversity and Potential Paths of Transmission of Mycobacterium bovis in the Amazon: The Discovery of M. bovis Lineage Lb1 Circulating in South America

open access: yesFrontiers in Veterinary Science, 2021
Bovine tuberculosis (bTB) has yet to be eradicated in Brazil. Herds of cattle and buffalo are important sources of revenue to people living in the banks of the Amazon River basin. A better understanding of Mycobacterium bovis (M.
Paulo Alex Carneiro   +12 more
doaj   +1 more source

Acid‐activated water hyacinth (Eichhornia crassipes) from the Nile River for textile wastewater reclamation: A comparative evaluation of anionic and cationic dye adsorption

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Water hyacinth (Eichhornia crassipes) is an extremely invasive aquatic plant with notable environmental and socioeconomic impacts; however, its unique physicochemical properties offer potential for wastewater treatment through adsorption. This study investigates the acid activation of water hyacinth using acetic, sulphuric, hydrochloric, and ...
Zeinab Elbhnsawi   +3 more
wiley   +1 more source

Perceptions of Governance (Il)Legitimacy Mediate Climate Change Adaptation in the Lake Victoria Basin, Uganda

open access: yesEnvironmental Policy and Governance, EarlyView.
ABSTRACT Governance is a well‐known dimension of adaptive capacity across various frameworks, however specific links between perceptions of governance (il)legitimacy and adaptive capacity remain relatively unexplored. In this study, we investigate connections between climate change adaptation and perceptions of governance (il)legitimacy using focus ...
Emma D. Rice   +8 more
wiley   +1 more source

Nutrient Criteria Strategy for the Tidal and Non-Tidal Delaware River

open access: yes, 2008
The Nutrient Criteria Strategy for the Tidal and Non-Tidal Delaware River of the Delaware River Basin Commission examines nutrient criteria in great detail in order to establish new numeric criteria for water quality standards.

core   +1 more source

Revision of Bryconamericus (Characiformes, Characidae) from Pacific coastal and Amazon River drainages with descriptions of three new species

open access: yesRevista de Investigaciones Universidad del Quindío, 2023
We report the results of a taxonomic revision of the species of Bryconamericus from the Amazon River Basin of Peru, Ecuador, Bolivia and the Pacific coastal rivers of Peru.
Cesar Román-Valencia   +2 more
doaj   +1 more source

Unlocking Hydrokinetic Energy in the Brazilian Amazon: A Statistical Resource Assessment and Economic Feasibility Analysis

open access: yesEnergy Science &Engineering, EarlyView.
This study develops a spatial and technical framework to evaluate hydrokinetic energy potential in the Amazon as a sustainable alternative to diesel‐based systems. By modeling regional resources, we demonstrate that hydrokinetic sources offer a cleaner, economically competitive solution for displacing fossil fuels in remote riverine communities ...
Ana Cláudia Pinto Ferraz   +4 more
wiley   +1 more source

Aves, Apodiformes, Trochilidae, Topaza pella (Linnaeus, 1758): a range reinforcement in Amazonian Brazil [PDF]

open access: yesCheck List, 2010
We present new distribution records for Topaza pella (Linnaeus, 1758) in the southern reaches of the Amazon Basin in Brazil. The two new localities presented for the species elucidate its range in southern Pará and northern Mato Grosso states, and in ...
Bradley Davis, Scott Olmstead
doaj   +3 more sources

Shifting Patterns of Precipitation Extremes in the Southeast Atlantic Basin—Brazil: From Observed Trends to Future Projections

open access: yesInternational Journal of Climatology, EarlyView.
Observed trends and EC‐Earth3 climate model projections demonstrate expressive changes in the Southeast Atlantic Hydrographic Basin, Brazil. Significant increases in rainfall intensity and dry spell duration in the present climate are followed by projected amplification of extreme precipitation under future warming, particularly under the SSP5‐8.5 ...
Pedro Lucas Oliveira‐Santos   +4 more
wiley   +1 more source

DRBC Delaware River Biomonitoring Program: 2006-2007 Quality Assurance Project Plan

open access: yes, 2007
This project plan defines the habitat, benthic macroinvertebrate and periphyton components of Delaware River Basin Commission's (DRBC) biological monitoring program.

core   +1 more source

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