Results 21 to 30 of about 21,944 (230)

Antimicrobial Residues in a Key Cerrado River: Distribution, Persistence, and Effects on Zebrafish Embryo‐Larval Development

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT The current study aimed to quantify the antimicrobials amoxicillin (AMX), cefazolin (CFZ), chloramphenicol (CHL), metronidazole (MTZ), and sulfamethoxazole (SX) in effluents and surface water of an important Cerrado river, calculate their half‐lives, and analyze their ecotoxicity following single and combined exposures.
Náthala Maria Simão   +12 more
wiley   +1 more source

Universalização do saneamento básico: utopia ou realidade - a efetivação do capital social na política pública do saneamento básico [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Ambiental, Florianópolis, 2010.Os índices de atendimento dos serviços públicos em saneamento básico no Brasil estão ainda distantes da ...
Costa, Bertoldo Silva
core  

The Global Blue Bond Market: Governance Challenges and Sustainable Development Goals Disclosure

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 6, June 2026.
ABSTRACT Blue bonds are increasingly used to close conservation financing gaps, yet their effectiveness depends on governance that links capital to credible outcomes. This study provides the first market‐wide characterization of all 139 live blue bonds outstanding as of November 2025, representing over USD 30 billion in aggregate financing.
Teresa Corzo   +3 more
wiley   +1 more source

Strategic Assessment of Treated Wastewater Reuse Potential in Brazilian Watersheds Using Analytic Hierarchy Process

open access: yesEngineering Reports, Volume 8, Issue 5, May 2026.
Assessment of treated wastewater reuse potential in two Brazilian river basins using the Analytic Hierarchy Process (AHP). The map illustrates the Rio dos Sinos Watershed, where industrial reuse predominates (46%), while in the Rio Sapucaí Watershed reuse for irrigation is dominant (68%).
Yuri Timm Müller   +2 more
wiley   +1 more source

Amazonia 2040: Spatial‐explicit futures scenarios for the mosaic of protected areas in the Lower Rio Negro (MBRN), Brazil

open access: yesEcological Solutions and Evidence, Volume 7, Issue 2, April–June 2026.
Spatial‐explicit futures scenarios were applied in the Mosaic of Protected Areas of the Lower Rio Negro (MBRN), for co‐creating scenarios for the MBRN in the year 2040. Scenario making enabled negotiating desirable futures, aligning values and goals.
Marianna Birmoser Ferreira‐Aulu   +4 more
wiley   +1 more source

Doenças relacionadas ao saneamento ambiental inadequado e indicadores de saneamento

open access: yesRevista Ibero-Americana de Ciências Ambientais, 2019
Nas últimas décadas, presenciou-se um rápido crescimento das cidades em tamanho, população e densidade, concentrando os problemas e desafiando a sociedade e aqueles que a administram. Atualmente, o Brasil ainda se encontra em posição de atraso no cenário internacional de saneamento, o que implica em prejuízos à qualidade de vida da população e à ...
Ana Luiza Bertani Dall'Agnol   +6 more
openaire   +2 more sources

Stochastic Modelling of Daily Precipitation in Semi‐Arid Regions Using Markov Chains and Parametric Distributions

open access: yesInternational Journal of Climatology, Volume 46, Issue 4, 30 March 2026.
This study applies stochastic rainfall models combining Markov Chains with gamma and mixed exponential distributions to a semi‐arid climate in Northeast Brazil. Model structures were evaluated using Bayesian Information Criterion (BIC), with maximum likelihood (MLM) for parameter estimation and cumulative distribution functions (CDFs) for validation ...
Gabriel Magno Cavalcante Calado   +5 more
wiley   +1 more source

Saneamento e educação ambiental: a experiência do programa Bahia Azul nas escolas [PDF]

open access: yes, 2004
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Ambiental.Este estudo tem como objetivo analisar o Projeto de Educação Ambiental e suas contribuições para o Programa de ...
Santos, Rita Silvana Santana dos
core  

Serviços de saneamento básico

open access: yesRevista de Direito Administrativo, 2002
.
openaire   +2 more sources

Unraveling the effects of wet and dry areas on carbon emissions in an intermittent Mediterranean stream

open access: yesLimnology and Oceanography, Volume 71, Issue 3, March 2026.
Abstract Stream hydrological regimes are increasingly altered by water extraction, land‐use change, and climate change, leading to prolonged streambed desiccation in many regions. These alterations significantly impact biogeochemical processes within stream networks.
Alba Camacho‐Santamans   +8 more
wiley   +1 more source

Home - About - Disclaimer - Privacy