9,195 research outputs found

    Perceptions of Fishermen Households on the Long-Term Impact of Coastal Resources Management in Panguil Bay

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    Coastal resources management (CRM) has flourished as a management approach for attaining a more sustainable form of economic development in the coastal areas of the Philippines. Its proliferation, coupled with the reasonably long time it has been in implementation, now calls for an evaluation of its long-term impact as a management and development approach. In this study, the long-term impact of CRM is evaluated not from the perspectives of technical people but based on the perception of its intended primary beneficiaries--the fishermen households. It does so not by looking into a specific CRM program or project but by observing the succession of CRM activities conducted in a single coastal area--Panguil Bay, Mindanao--over many years. The objectives were to ascertain if CRM works, identify its major constraints if it does not, and recommend future courses of actions to address the constraints.coastal resources management, long-term impact indicators, ladder diagram, Panguil Bay

    Perceptions of Fishermen Households on the Long-Term Impact of Coastal Resources Management in Panguil Bay

    Get PDF
    Coastal resources management (CRM) has flourished as a management approach for attaining a more sustainable form of economic development in the coastal areas of the Philippines. Its proliferation, coupled with the reasonably long time it has been in implementation, now calls for an evaluation of its long-term impact as a management and development approach. In this study, the long-term impact of CRM is evaluated not from the perspectives of technical people but based on the perception of its intended primary beneficiaries--the fishermen households. It does so not by looking into a specific CRM program or project but by observing the succession of CRM activities conducted in a single coastal area--Panguil Bay, Mindanao--over many years. The objectives were to ascertain if CRM works, identify its major constraints if it does not, and recommend future courses of actions to address the constraints.coastal resources management, long-term impact indicators, ladder diagram, Panguil Bay

    Past and present distribution of Acipenser sturio L., 1758 on the Iberian Peninsula

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    The present paper reviews the ichthyological and historical literature referring to sturgeon on the Iberian Peninsula. Three different species of Acipenseridae, namely Acipenser sturio L., 1758, A. naccarii Bonaparte, 1836, and Huso huso (L., 1758), have, in the past, been recorded in the Iberian seas and rivers. However, examination of specimens housed in zoological collections has clearly proved that just one, the Atlantic sturgeon A. sturio, is native to the Iberian Peninsula. Analysis of captures and observations suggests a regression of the species in Portugal and Spain, notable from the middle of the 20th century. However, A. sturio is not technically extirpated, at least not in Spain, since it was fished in 1988 off the coast of Cantabria, and in 1992 near the mouth of the Guadalquivir. Consequently, two local populations are reported as still living on the Iberian littoral: one in the Bay of Biscay and the other in Cadiz Bay. This is not contradicted by historical and present data on the Iberian distribution and status of the sturgeon.En este trabajo se revisa la bibliografía ictiológica e histórica relativa a la presencia del esturión en la península Ibérica. En el pasado se han citado hasta tres especies distintas de Acipenseridae en los mares y ríos ibéricos: Acipenser sturio L., 1758, A. naccarii Bonaparte, 1836 y Huso huso (L., 1758). Sin embargo, el estudio de los ejemplares conservados en colecciones zoológicas ha probado que sólo una, el esturión atlántico A. sturio, es nativo de la península Ibérica. El análisis de capturas y observaciones sugiere una grave regresión de la especie en Portugal y en España, muy acentuada desde mediados del siglo XX. Todavía, A. sturio no se puede considerar técnicamente extinguido, al menos en España, ya que ejemplares aislados fueron capturados en la costa de Cantabria en 1988 y cerca de la desembocadura del Guadalquivir en 1992. Por tanto, se reconocen dos poblaciones locales supervivientes en el litoral ibérico: una en el mar Cantábrico y otra en el golfo de Cádiz. Esto no se contradice con los datos históricos y actuales de la distribución ibérica y del estado de conservación del esturión.Instituto Español de Oceanografí

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    Climate Change, Desertification, and Water Stress in Kalmykia

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    In Russia as a whole, climate change has led to higher temperatures, permafrost thawing, human health impacts due to extreme heat, and higher incidence of forest fires and other natural disasters, among other country-wide consequences. Warming associated with a changing climate is best viewed as a risk multiplier that will exacerbate existing environmental stresses in locally nuanced ways. The most significant impacts of climate change in the Republic of Kalmykia, located in Russia's southwest, are distinct from those visible nationally and include desertification and increased pressure on an already low-quality water supply

    Social media influencing as a business – it is all about curatorial logic

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    The rise of social media influencers (SMIs) across sectors and interest categories is ubiquitous. This is particularly true for lifestyle blogging linking to increased materialism and impact on consumption of fashion products and leisure services. SMIs are mostly defined by academic literature as opinion leaders who are “frequently able to influence others’ attitudes or behaviors” (Tuten and Solomon, 2014). However, SMIs, as opposed to celebrities, journalists and politicians, are ordinary people who have managed to cultivate a following base on a social media platform as a result of knowledge, skill or expertise, or simply passion for certain subjects of interest. Not all SMIs but quite few today (numbers continue growing) are tuning passion for content creation and sharing into profit-making business. SMIs are therefore, entrepreneurial individuals who utlise social media to build a business. In branding literature SMIs are and have been studied as intermediary between audience and brands. However, to our knowledge no studies capture SMIs as business perspective. Hence, in this paper we aim to address this research gap by developing a substantive theory of curatorial logic. This working paper adopts a hybrid exploratory research methodology. Data analysis and discussion represent a work-in-progress phase of this study

    Pengembangan Agribisnis Pedesaan melalui Pemanfaatan Kulit Kakao sebagai Sumber Pektin

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    . The development of food industry in Indonesia has increased the demand and domestic consumption of pectin. Cocoa skin is potentially used to produce pectin as the raw material of industry. This study aimed to determine the effect of treatments on raw material, the medium and pH extraction to the characteristics of the pectin produced from cocoa skin, and to analyse the economic feasibility of pectin production from cocoa skin. Production was started with pectin extraction using citric acid solvent to some variables : 1) type of raw material (fresh and dried), 2) extraction time (60 and 90 minutes), and 3) pH of the extraction (2.5 and 3.5), then was continued by clotting with 95% ethanol, washing and drying of pectin. Economic analysis was done through analysis of break-even point (BEP) and the return cost ratio (RCR) to determine the level of benefits and feasibility of cocoa skin utilization. The results showed that the research treatments produced 5.6% - 6.7% pectin from initial weight of cocoa skin used, and the moisture content was 8.7% - 9.58%. Total revenue of the business is IDR 1.340.000/ month with a total production cost of IDR 1.000.300/ month. RCR value of 1.34 and BEP quantity of 2 kg showed that cocoa skin processing industry profitable to be implemented

    PIAFARc effects on physical condition and densitometry in obese

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    La obesidad es una enfermedad sistémica, crónica y multicausal que afecta a todas las edades, sexos y condiciones sociales. Las alteraciones a nivel músculo-esquelético son evidentes, repercutiendo en estructuras óseas, articulares y desencadenando enfermedades que conllevan un incremento destacado en el gasto sanitario. El objetivo del estudio fue comparar el efecto de dos programas de actividad física basado en actividades rítmicas con control nutricional (PIAFARC). El programa de actividad física tuvo una duración de 8 meses para cada uno de los dos estudios y se aplicó a dos muestras de 34 adultos obesos. Se midieron variables de condición física y densitometría. Los resultados de la comparativa muestran diferencias significativas para el equilibrio (p=0,018) y la fuerza en piernas (p=0,045) a favor del PIAFARC1 y PIAFARC2 respectivamente

    Using adult mosquitoes to transfer insecticides to Aedes aegypti larval habitats.

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    Vector control is a key means of combating mosquito-borne diseases and the only tool available for tackling the transmission of dengue, a disease for which no vaccine, prophylaxis, or therapeutant currently exists. The most effective mosquito control methods include a variety of insecticidal tools that target adults or juveniles. Their successful implementation depends on impacting the largest proportion of the vector population possible. We demonstrate a control strategy that dramatically improves the efficiency with which high coverage of aquatic mosquito habitats can be achieved. The method exploits adult mosquitoes as vehicles of insecticide transfer by harnessing their fundamental behaviors to disseminate a juvenile hormone analogue (JHA) between resting and oviposition sites. A series of field trials undertaken in an Amazon city (Iquitos, Peru) showed that the placement of JHA dissemination stations in just 3-5% of the available resting area resulted in almost complete coverage of sentinel aquatic habitats. More than control mortality occurred in 95-100% of the larval cohorts of Aedes aegypti developing at those sites. Overall reductions in adult emergence of 42-98% were achieved during the trials. A deterministic simulation model predicts amplifications in coverage consistent with our observations and highlights the importance of the residual activity of the insecticide for this technique
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