Results 21 to 30 of about 1,530,560 (328)

Sidelining Mitigation: Climate Delay Discourses Among Municipal Legislators in Southeastern Brazil

open access: yesEnvironmental Policy and Governance, EarlyView.
ABSTRACT This study investigates how municipal legislators frame climate mitigation and how these framings shift responsibility, narrow the perceived scope of municipal authority, and reduce the urgency or feasibility of local action. We analyzed 31 interviews with city councilors serving on Permanent Environmental Committees across municipalities in ...
Tainá Yumi Patriani
wiley   +1 more source

Nota. Aplicaciones de los vehículos aéreos no tripulados en la ingeniería hidroagrícola

open access: yesTecnología y ciencias del agua, 2017
Ojeda-Bustamante, W., González-Sánchez, A., Mauricio-Pérez, A., & Flores-Velázquez, J. (julio- agosto, 2017). Aplicaciones de los vehículos aéreos no tripulados en la ingeniería hidroagrícola. Tecnología y Ciencias del Agua, 8(4), 157-166.
Waldo Ojeda Bustamante   +3 more
doaj   +1 more source

Maíz de temporal: ¿es suficiente el conocimiento etnoecológico para afrontar la variabilidad climática?

open access: yesEconomía, Sociedad y Territorio, 2023
México es identificado como centro de origen del maíz; a ello se agrega un sólido conocimiento etnoecológico local sobre su cultivo, clima y cosmogonía.
Alejandro Tonatiuh Romero Contreras   +5 more
doaj   +1 more source

Effect of Fruit Maturation Stage on the Chemical Composition and Antioxidant and Cytotoxic Activities of Piper nigrum Essential Oil

open access: yesFlavour and Fragrance Journal, EarlyView.
The essential oils of Piper nigrum show marked chemical and biological variation across fruit maturation stages. Ripe fruits yield oils with the strongest antioxidant and cytotoxic activities, demonstrating that maturation directly modulates volatile composition and enhances the bioactive potential of this aromatic species.
Marcio Marcelo da Siva Pessoa   +6 more
wiley   +1 more source

Seismic Sequence Stratigraphy Applied to Reservoir Recognition and Evolution on Marine Carbonatic Ramp—Macaé Group (Albian to Cenomanian) of Campos Basin

open access: yesGeological Journal, EarlyView.
A classic oil producing interval of the Campos Basin—Macaé Group is revisited through seismic stratigraphic analysis, providing a stratigraphic framework, characteristic depositional and relative time positioning for several complex structural settings.
Renata Alvarenga   +12 more
wiley   +1 more source

Analysis of the suitability for ecotourism in Beira Baixa region using a spatial decision support system based on a geographical information system

open access: yesRegional Science Policy &Practice, EarlyView., 2022
Abstract Ecotourism can contribute to the conservation of environmental values, as well as to the development of positive synergies between agents in the tourism sector, tourists and the local population. The growing interest in tourism offers with low environmental impact, which support the local economy, translates into a competitive advantage for ...
Luís Quinta‐Nova, Dora Ferreira
wiley   +1 more source

Characterisation of Drought and Wet Events in the Paraíba do Sul River Basin—Brazil

open access: yesInternational Journal of Climatology, EarlyView.
Trend analysis identified statistically significant reductions in precipitation (at the 5% significance level) at specific pluviometric stations in São Paulo and Rio de Janeiro, while other areas, mainly in Minas Gerais, experienced significant increases in annual and seasonal rainfall, particularly during summer and spring. These significant trends at
Gildo Rafael de Almeida Santana   +4 more
wiley   +1 more source

Agua

open access: yesRevista de Investigación y Educación en Ciencias de la Salud (RIECS)
Publicat a El Periódico.
Alfonso Gutiérrez Giménez   +1 more
  +6 more sources

Comparación técnico-económica entre coagulación química y electrocoagulación para remover arsénico del agua

open access: yesTecnología y ciencias del agua, 2012
En este trabajo se comparan los procesos de coagulación química (CQ) y electrocoagulación (EC) para remover arsénico de agua de pozo. El estudio se realizó a escala piloto en una fuente de abastecimiento de agua para consumo humano con presencia de ...
Sara Pérez-Castrejón   +7 more
doaj  

Acuíferos transfronterizos en México: análisis normativo hacia una estrategia de manejo

open access: yesTecnología y ciencias del agua, 2018
Se analiza el marco legal que regula las aguas subterráneas en México y Estados Unidos de América (EUA). Belice, Guatemala y EUA no cuentan con regulación específica sobre acuíferos transfronterizos.
Felipe Arreguín   +2 more
doaj   +1 more source

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