Results 51 to 60 of about 1,624,901 (211)

El desarrollo productivo basado en la explotación de los recursos naturales [PDF]

open access: yes, 2004
Incluye BibliografíaResumen Este trabajo presenta una visión general de la disponibilidad y explotación de los recursos naturales en los países de la región, y constituye una primera contribución a la línea de reflexión que ha iniciado la División de ...
Sánchez Albavera, Fernando
core  

Impact of leachate on soil microbial diversity and its treatment

open access: yesScientia Agropecuaria
This study analyzed the impact of leachate from a temporary landfill on soil microbial diversity in Tingo María, Huánuco region, Peru. Three treatments were used: untreated soil (S), addition of stream water (T0), leachate (T1), and leachate treated by ...
Ronald Hugo Puerta-Tuesta   +6 more
doaj   +1 more source

La crisis energética frente a los recursos naturales renovables.

open access: yes, 2023
All the country's soils are in the process of exhaustion or weariness, this is due to their misuse or management. This negative factor is greatly serious in numerous regions such as Boyacá, Santanderes, Nariño, Cundinamarca, Antioquia, Huila, old Caldas, in which a type of empirical or traditional agriculture is practiced, without mediating rational ...
Díaz Arbeláez, Bernardo   +1 more
openaire   +1 more source

Memoria del 2013: Instituto de Recursos Naturales y Agrobiología de Sevilla [PDF]

open access: yes, 2014
Esta memoria recoge la actividad del Instituto de Recursos Naturales y Agrobiología de Sevilla (IRNASE) durante el año 2013.Peer ...
CSIC - Instituto de Recursos Naturales y Agrobiología de Sevilla (IRNAS)
core   +1 more source

Past and Future Shifts in Marine Species Distributions Across Two South American Large Marine Ecosystems

open access: yesJournal of Biogeography, Volume 53, Issue 8, August 2026.
ABSTRACT Aim To quantify temporal (Middle Holocene, historical and future) and spatial changes in habitat suitability for marine species in two South American Large Marine Ecosystems, and to evaluate the ecological consistency of long‐term Species Distribution Model projections using archaeological records as independent evidence of past species ...
Maria Bas   +3 more
wiley   +1 more source

Recursos naturales y crecimiento sostenible: lecciones aprendidas del período de auge de precios

open access: yes, 2019
Entre 2003 y mediados de 2011, se aceleró la tasa de crecimiento del ingreso por habitante en los países ricos en recursos naturales no renovables, en consonancia con un incremento en los términos de intercambio.
Fanelli, José María Jesús   +2 more
core   +1 more source

Conditional Autonomy, Discursive Gatekeeping, and Patterns of Action: How Experts Influence Policy in China's One‐Party System

open access: yesPolicy Studies Journal, Volume 54, Issue 3, August 2026.
ABSTRACT This paper examines how experts exert influence within China's one‐party system, where policymaking is ideologically disciplined and knowledge‐intensive. It combines the Functional Theory of Agency, which identifies patterns of action including accumulation of knowledge, brokerage, entrepreneurship, and leadership, with a typology of four ...
Giliberto Capano, Yuchen Guo
wiley   +1 more source

Bases conceptuales para la elaboración de una nueva agenda sobre los recursos naturales [PDF]

open access: yes, 2005
Incluye BibliografíaResumen Este trabajo propone las bases conceptuales para elaborar una nueva agenda sobre los recursos naturales y se inscribe dentro de la línea de investigación sobre "El Desarrollo Productivo y la Gestión Sostenible del Patrimonio ...
Sánchez Albavera, Fernando
core  

Hummingbird interaction niche packing is influenced by species richness and resource availability in the southern tropical Andes

open access: yesFunctional Ecology, Volume 40, Issue 7, Page 2275-2285, July 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Niche partitioning is often considered an important mechanism promoting species co‐occurrence in species‐rich communities. As species richness increases, niche partitioning may lead to different niche structures, including increased packing of species niches when the ...
Bryan G. Rojas   +3 more
wiley   +1 more source

¿Por qué se destruyen los recursos naturales renovables? (II)

open access: yes, 2022
Most ecologists agree that the day is not far off when humanity will be short of food, the evil is getting worse every day as the population grows geometrically without control. The cases of India, China and Japan have shown the world an insufficient food system, depleting resources.
Universidad Cooperativa de Colombia   +1 more
openaire   +1 more source

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