Results 11 to 20 of about 117 (61)

Geomorphic Process Chains in High‐Mountain Regions—A Review and Classification Approach for Natural Hazards Assessment

open access: yesReviews of Geophysics, Volume 61, Issue 4, December 2023., 2023
Abstract Populations and infrastructure in high mountain regions are exposed to a wide range of natural hazards, the frequency, magnitude, and location of which are extremely sensitive to climate change. In cases where several hazards can occur simultaneously or where the occurrence of one event will change the disposition of another, assessments need ...
Peter Mani   +6 more
wiley   +1 more source

The Energy and Mass Balance of Peruvian Glaciers

open access: yesJournal of Geophysical Research: Atmospheres, Volume 126, Issue 23, 16 December 2021., 2021
Abstract Peruvian glaciers are important contributors to dry season runoff for agriculture and hydropower, but they are at risk of disappearing due to climate change. We applied a physically based, energy balance melt model at five on‐glacier sites within the Peruvian Cordilleras Blanca and Vilcanota.
Catriona L. Fyffe   +14 more
wiley   +1 more source

[Retracted] Phytochemical Constituents, Biological Activities, and Health‐Promoting Effects of the Melissa officinalis

open access: yesOxidative Medicine and Cellular Longevity, Volume 2021, Issue 1, 2021., 2021
Medicinal plants are being used worldwide for centuries for their beneficial properties. Some of the most popular medicinal plants belong to the Melissa genus, and different health beneficial effects have already been identified for this genus. Among these species, in particular, the Melissa officinalis L.
Javad Sharifi-Rad   +22 more
wiley   +1 more source

Dispersión geoquímica de metales pesados y su impacto en los suelos de la cuenca del río Mantaro, departamento de Junín-Perú [PDF]

open access: yes, 2021
En esta investigación se evalúa la degradación química y su impacto en los suelos de la cuenca del río Mantaro, en el departamento de Junín- Perú, considerando que esta es producto de procesos, sean de carácter natural como antropogénico.
Chira Fernández, Jorge Eduardo   +1 more
core   +3 more sources

Microsatellite markers for the endangered Puya raimondii in Peru

open access: yesApplications in Plant Sciences, Volume 7, Issue 12, December 2019., 2019
Premise Microsatellite primers were developed for Puya raimondii (Bromeliaceae), an endangered species distributed in the Andean Mountains of Bolivia and Peru. Methods and Results Genome skimming of P. raimondii, P. macrura, and P. hutchisonii resulted in the selection of 46 pairs of cross‐species microsatellite markers.
Liscely Tumi   +5 more
wiley   +1 more source

MERCURIO EN RAÍCES AÉREAS Y ABSORBENTES DE Rhizophora mangle L. LOCALIZADA EN EL LITORAL COSTERO DE LA PROVINCIA DE EL ORO, ECUADOR [PDF]

open access: yes, 2019
Mercury concentrations in absorbent and aerial roots of Rhizophora mangle L. were investigated in the coastline of El Oro province, Ecuador. Sampling of roots was conducted in Puerto Hualtaco, Estero Huaylá, Jambelí and Bajo Alto during the months of ...
González, Víctor Hugo   +4 more
core   +2 more sources

Chloroplast primers for clade‐wide phylogenetic studies of Thalictrum

open access: yesApplications in Plant Sciences, Volume 7, Issue 10, October 2019., 2019
Premise Chloroplast primers were developed for phylogenetic and comparative studies in Thalictrum (Ranunculaceae). Methods and Results We assembled and annotated the complete plastome sequence of T. thalictroides by combining multiple whole genome sequencing libraries.
Diego F. Morales‐Briones   +3 more
wiley   +1 more source

Evaluación de la contaminación del estero Casa Camaron generada por lixiviados del relleno sanitario de Machala El Oro - Ecuador [PDF]

open access: yes, 2022
El nivel de contaminación del Estero Casa Camarón debido a las descargas de efluentes residuales de diferente naturaleza (domesticas, industriales, mineras, lixiviados de relleno sanitario y otros ) que recibe diariamente de la ciudad de Machala y sus ...
Bustamante Silva, Claudia Alejandra
core  

Determinación de cadmio y plomo en agua y sedimento en el estero Data de Posorja, provincia del Guayas-Ecuador [PDF]

open access: yes, 2021
La contaminación por metales pesados es uno de los problemas con más importancia debido a las afectaciones que produce en la salud humana, a los animales y a las plantas.
Mayia Rojas, Yerimar Nohely
core   +1 more source

CONCENTRACIÓN DE METALES PESADOS (Cu y Cd), EN TEJIDO GONADAL DE A. tuberculosa EN EL ESTERO FARFÁN, GOLFO DE MONTIJO [PDF]

open access: yes, 2020
The concentration of heavy metals (copper and cadmium) in the gonadal tissue of Anadara tuberculosa was determined, in the Farfan estuary, located in the Montijo gulf, in six sampling stations, during six months, samples of Anadara tuberculosa were taken
Carneiro G., Daniel A.   +5 more
core   +2 more sources

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