Results 41 to 50 of about 142,023 (172)

Efectividad de la ley 99 de 1993 en materia de protección medioambiental en Colombia [PDF]

open access: yes, 2013
La evolución legislativa en materia medioambiental implica un crecimiento en el conocimiento y el acercamiento a la protección de los recursos naturales, proceso que en Colombia empieza con la Constitución Nacional de 1991 considerada por muchos como una
Peña Gómez, Yadid Andrea
core  

Achieving sustainable water distribution through penalty‐free multi‐objective evolutionary design optimization

open access: yesWorld Water Policy, Volume 11, Issue 2, Page 499-525, May 2025.
Abstract Water distribution networks are costly long‐term investments, prompting researchers to seek cost reduction and efficient design solutions using optimization techniques. In this context, the Penalty‐Free Multi‐Objective Evolutionary Algorithm (PFMOEA) is employed alongside pressure‐dependent analysis (PDA) to optimize water distribution systems
Emily Kambalame, John Ndiritu
wiley   +1 more source

Presentación

open access: yesRevista Iberoamericana de Educación, 2013
El consenso, por lo menos en la retórica política y académica, sobre el deber ser educativo en la región es evidente y generalizado: [...] la educación debe ser un eje central de las políticas de desarrollo tendientes a alcanzar la cohesión y la ...
Wiliam Moreno Gómez
doaj  

BioTIME 2.0: Expanding and Improving a Database of Biodiversity Time Series

open access: yesGlobal Ecology and Biogeography, Volume 34, Issue 5, May 2025.
ABSTRACT Motivation Here, we make available a second version of the BioTIME database, which compiles records of abundance estimates for species in sample events of ecological assemblages through time. The updated version expands version 1.0 of the database by doubling the number of studies and includes substantial additional curation to the taxonomic ...
Maria Dornelas   +484 more
wiley   +1 more source

El derecho de visita pública en los Bienes de Interés Cultural: Análisis jurisprudencial

open access: yesE-RPH, 2018
El presente artículo se centra en el estudio del marco legal existente en España en torno a uno de los principios jurídicos básicos que permiten el acceso a la cultura: el deber legal de permitir la visita pública y gratuita en los Bienes declarados de ...
Jesica Gallego Gómez
doaj  

Competencias municipales en relación al patrimonio cultural [PDF]

open access: yes, 2009
La renovación normativa que trajo consigo la reforma de la Carta Magna Nacional y de las constituciones provinciales en las últimas décadas tuvo un impacto significativo en las competencias de los gobiernos locales.
Endere, María Luz   +1 more
core  

Simplification of woody plant trait networks among communities along a climatic aridity gradient

open access: yesJournal of Ecology, Volume 113, Issue 4, Page 896-912, April 2025.
Hypothesized associations of plant trait network parameters with climatic aridity and ecosystem structure and with trait coefficients of variation across six plant communities of the California Floristic Province. (a) Across this gradient, the climatic aridity increased from the mixed conifer‐broadleaf forest site to the desert site.
Camila D. Medeiros   +7 more
wiley   +1 more source

Effects of snake fungal disease (ophidiomycosis) on the skin microbiome across two major experimental scales

open access: yesConservation Biology, Volume 39, Issue 2, April 2025.
Abstract Emerging infectious diseases are increasingly recognized as a significant threat to global biodiversity conservation. Elucidating the relationship between pathogens and the host microbiome could lead to novel approaches for mitigating disease impacts.
Alexander S. Romer   +25 more
wiley   +1 more source

Perspectiva jurídica de los impactos ambientales sobre los recursos hídricos provocados por la minería en Colombia [PDF]

open access: yes, 2011
En la actualidad, dadas las favorables condiciones económicas en los mercados internacionales de minerales como el carbón y el oro, se ha incrementado de manera exponencial su explotación legal e ilegal en Colombia.
Güiza Suárez, Leonardo
core   +1 more source

Too much and not enough data: Challenges and solutions for generating information in freshwater research and monitoring

open access: yesEcosphere, Volume 16, Issue 3, March 2025.
Abstract Evaluating progress toward achieving freshwater conservation and sustainability goals requires transforming diverse types of data into useful information for scientists, managers, and other interest groups. Despite substantial increases in the volume of freshwater data collected worldwide, many regions and ecosystems still lack sufficient data
Adrianne P. Smits   +13 more
wiley   +1 more source

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