Gumersindo Feijoo

Gumersindo Feijoo
University of Santiago de Compostela | USC · Department of Chemical Engineering

Full Professor in Chemical Engineering
Teaching and research in the field of Chemical Engineering and Environmental Engineering

About

492
Publications
170,328
Reads
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14,695
Citations
Introduction
1.- Positions • Professor of Chem. Eng. USC (since 2007) • Vice Chancellor for Strategic Planning of the USC (since 2018) • Member of CRETUS Research Institute (since 2019) • Head of the Dept of Chem. Eng. (2008–2017) • President of the Spanish Conference of Directors and Deans of Chem Eng (2016-2019) 2.- Research Topics • LCA. Environmental footprint • Circular Economy. Ecodesign • Biodegradation of pollutants by ligninolytic enzymes • Development of bioreactors for wastewater treatment
Additional affiliations
August 2012 - September 2012
The University of Arizona
Position
  • Life cycle assesment of products and processes
October 2008 - January 2017
University of Santiago de Compostela
Position
  • Head of Department
July 2008 - present
University of Santiago de Compostela
Position
  • Professor (Full)
Description
  • http://www.usc.es/biogrup/
Education
September 1991 - May 1994
University of Santiago de Compostela
Field of study
  • Chemical and Environmental Engineering

Publications

Publications (492)
Article
Full-text available
Climate change and water scarcity are clearly related environmental problems, making them global environmental issues. Accordingly, the water cycle management deserves a revision in its approach, integrating the concept of circular economy within an efficient and sustainable management of water resources and the design of wastewater facilities. In...
Article
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The valorization of agro-industrial waste streams and residues for the production of antioxidant compounds is a good strategy for circular economy approaches. However, to demonstrate its suitability and operational feasibility, it is necessary to develop environmental assessments to ensure the effectiveness of the production strategy. In this sense...
Article
Aprovechemos las vacaciones de los más pequeños para incorporar paulatinamente hábitos alimentarios saludables y sostenibles. Será nuestro mejor legado para su futuro y el del planeta donde desarrollarán sus vidas. De momento, solo tenemos una Tierra. Enlace en abierto: https://theconversation.com/la-merluza-un-megaalimento-para-ensenar-a-los-nino...
Article
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The adoption of the 2030 Agenda for Sustainable Development must address the balance between sustainable growth and tackling climate change. In this context, forests can help to reduce greenhouse gas (GHG) emissions, unfortunately, equivalent solutions in the ocean are often overlooked. Moreover, the complexity in determining the real impact of fis...
Article
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The new consumption patterns based on the “use and throw away” trend has led to an increase in the production of petroleum-based plastics for their application as food packaging films, leading to significant environmental impacts. In the search for alternatives to conventional plastics, polylactic acid (PLA) stands out due to its renewable origin,...
Article
En definitiva, la sardina es la reina de los pescados azules y supone un beneficio para la salud de las personas y del planeta al ayudar a combatir el cambio climático y alcanzar la soberanía alimentaria: https://theconversation.com/la-sardina-beneficios-para-la-salud-y-el-medio-ambiente-de-la-reina-de-la-noche-de-san-juan-185424
Article
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Bio-based adhesives offer a sustainable alternative to formaldehyde-based adhesives, which is the most common product applied in wood-based panel manufacturing. Despite the undeniable interest in lignin as a bulk chemical for the synthesis of bio-based adhesives, the main problem is its low reactivity. Therefore, it is crucial to study techniques t...
Technical Report
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En las gestión universitaria (investigación, docencia, unidades operativas, etc.) es muy importante aplicar metodologías y herramientas del gestión del tiempo. En este informe se describen ejemplos de aplicación de dos herramientas: Trello y MS Planner
Technical Report
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Xestionar o tempo de forma óptima esta intimamente relacionado co produtividade e coa capacidade de levar a cabo os nosos obxectivos en tempo e forma. Neste informe faise un breve repaso das metodoloxías para xestionar o tempo, así como a descrición de dúas ferramentas a empregar na planificación das tarefas: Trello e MS Planner. Para facilitar o s...
Technical Report
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Neste pequeno informe vaise propor unha metodoloxía coas etapas para unha visualización de datos para facilitar a súa análise. A ferramenta de MS Excel (ou outras follas de cálculo) levan incluídas funcionalidade para a representación de datos; por exemplo, nas últimas versións a maior parte das actualizacións foron xustamente no apartado de visual...
Technical Report
Full-text available
Versión en castellano del Manual Simplificado para la utilización de Flourish en la mejora de la visualización de datos. Incluye diversos ejemplos prácticos de gráficos: relacional, radial, mapas, burbujas, etc.
Article
The immediate need to build resilient food systems with lower greenhouse gas (GHG) emissions and protection of water resources is a global challenge. To address this, the EAT-Lancet Commission described the global reference diet with principles of nutritional quality and environmental sustainability. With this in mind, the carbon and water footprin...
Article
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Interest in the development of biorefineries and biotechnological processes based on renewable resources has multiplied in recent years. This driving force is the result of the availability of lignocellulosic biomass and the range of applications that arise from its use and valorization. The approach of second-generation sugars from lignocellulosic...
Poster
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The introduction of the nitrogen footprint in the wastewater treatment sector aims to incorporate an indicator of special relevance designed for facilities that go beyond the removal of organic matter and nutrients but seek resource recovery as a fundamental premise. This communication presents an in-depth analysis of the N flows of a recently oper...
Article
Banana wastes can be valorised in bioethanol due to its high content in cellulose (more than 30% of total on a dry basis) and hemicelluloses (25% of total). Large amount of these wastes is generated during the banana cultivation and harvesting stage. This study proposes the use of, beside conventional acid sulphuric, different organic acids (tartar...
Article
Full-text available
Fisheries and aquaculture are becoming a focus of societal concern driven by globalization and increasing environmental degradation, mainly caused by climate change and marine litter. In response to this problem, the European Atlantic Area NEPTUNUS project aims to support and inform about the sustainability of the seafood sector, boosting the trans...
Article
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A balanced and nutritious diet is the cornerstone of good health. The nutritional pyramid advises eating 5 servings of fruit and vegetables a day as a basic principle of a healthy diet, as they provide essential nutrients such as vitamins and minerals, as well as fiber and antioxidants. Consuming them in adequate quantities improves the immune syst...
Article
Society is facing different challenges such as resource scarcity, climate change, and food security. Thus, proposing methodologies to assess the sustainability of promoted circular systems is essential to balance economic benefits and the preservation of nature. The eco-efficiency concept seeks to achieve sustainable management and production, crea...
Article
La rápida urbanización y el crecimiento de la población mundial han traído consigo un aumento importante del consumo de alimentos procesados, grasas y azúcares. Y como consecuencia, también se ha disparado la prevalencia mundial de enfermedades relacionadas con una dieta inadecuada, como las cardiopatías, la obesidad y la diabetes. Enlace: https://...
Article
Una costumbre milenaria que tenemos los humanos es la de realizar con el inicio de cada nuevo año una puesta a punto de nuestras cuestiones pendientes y la consiguiente elaboración de una lista de propósitos para alcanzar nuestros deseos y sueños. Dos de los factores más importantes para poder llevarlos a cabo, y no abandonar a la primera de cambi...
Article
No ano 2020 a porcentaxe media da poboación mundial que vivía nas cidades foi do 56%, sendo a media de Europa dun 74%. Nunha enquisa feita no ano 2021 á poboación europea infírese que os tres principais retos que encara a humanidade son o cambio climático, a falta de auga e a propagación de enfermidades. De feito, a dispoñibilidade de auga limpa e...
Article
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The development of biotechnological processes through which high added value products can be obtained, using non-valuable industrial streams, has become a primary objective in the scope of sustainability and circular economy strategies. It is in this context where this research report is framed, in which a biorefinery approach has been developed us...
Article
Las etiquetas de los productos pesqueros ayudan a los consumidores en la búsqueda de la calidad y sostenibilidad alimentaria., antes, durante y después de las Navidades.
Presentation
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Abstract Wastewater treatment plants play a key role in the maintenance of ecological systems through the removal of contaminants present in wastewater. However, the aging of many existing facilities and the idea of the water-energy nexus allows for the reconfiguration of sewer systems and wastewater treatment infrastructure with the purpose of add...
Article
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The main driving forces on the development of eco-friendly wood adhesives are based on environmental sustainability, costs savings, recyclability, reusability and health benefits, in comparison with synthetic resins. Lignin, tannin, proteins and carbohydrates are the main renewable raw materials being studied. Taking as a premise the technical perf...
Article
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The development of natural-based adhesives is a key aspect in reducing the consumption of fossil resources, in adapting to legislation on the use of formaldehyde and in ensuring the sustainability of the wood panel industry. This study focuses on five alternatives for tannin-based adhesives (tannin-paraformaldehyde, tannin-glyoxal, tannin-hexamine,...
Article
Full-text available
Challenges associated with the sustainability of the water cycle pose new opportunities for resource recovery and greater environmental protection. While centralized wastewater treatment plants must evolve in their design and operation to adapt to a scenario of increasing demand for water, resources and energy, the decentralized approach emerges as...
Article
Peru has become one of the world's main agricultural hubs for a wide range of fruits and vegetables. Two of these products, avocado and green asparagus, have raised attention in recent years in the international scene from an environmental perspective due to the high amounts of water they require, as well as the long air and marine freighting dista...
Article
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In recent years, the application of magnetic nanoparticles as alternative catalysts to conventional Fenton processes has been investigated for the removal of emerging pollutants in wastewater. While this type of catalyst reduces the release of iron hydroxides with the treated effluent, it also presents certain disadvantages, such as slower reaction...
Article
En el directorio Ecolabel Index se recopilan más de 455 ecoetiquetas presentes en 199 países que abarcan 25 sectores industriales (figura 1). Tratan de trasladar e inducir en el consumidor la bondad de los productos o procesos con el sello de “sostenible”. Ante la avalancha es importante tener unos criterios mínimos que puedan clasificarlas y saber...
Article
Diet and nutrition are essential factors in promoting good health throughout life. Their role as determinants of chronic non-communicable diseases is widely recognized. Additionally, the demand for food involves relevant environmental burdens that have to be taken into account on the way to achieving the Sustainable Development Goals. As an importa...
Article
The partnership for sustainable and healthy food is a challenge shared by governments, food industry, environmental science, and the health service. At the European level, the application of policies based on the Mediterranean-style eating pattern is recommended. In this regard, attention is being paid to the New Nordic Diet (NND), which shares man...
Article
Las ciudades son uno de los paradigmas en la búsqueda de la sostenibilidad del planeta. En ellas vive más del 50 % de la población mundial, consumen de forma directa e indirecta el 75 % de los recursos naturales, generan el 50 % de los residuos y emiten el 50 % de los gases de efecto invernadero: https://theconversation.com/como-podemos-medir-la-s...
Article
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Food industry is one of the sectors with the highest production volume, with disposable plastic films being the most widespread packaging method. The production of these packaging materials is characterized by a linear process, based on an abusive consumption of non-renewable fossil resources and with significant environmental problems. This manage...
Article
Rutin is a flavonol glycoside that is found in greater proportion in asparagus stalks. Considering the possibility of valorization of solid waste from the food industry, this research aims to evaluate and compare the environmental profile of the different schemes of rutin asparagus extraction. Specifically, Soxhlet, pressurized liquid and supercrit...
Article
Succinic acid (SA) is a top biobased chemical with numerous opportunities in the field of circular economy for climate neutrality. The objective of this work is to environmentally analyze the bio-production of SA from residual sugar-based streams from the pulp and paper industry (SSL). In this study we have complemented attributional life cycle ass...
Article
Full-text available
The environment is a very complex and fragile system in which multiple factors of different nature play an important role. Pollution, together with resource consumption, is one of the main causes of the environmental problems currently affecting the planet. In the search for alternative production processes, the use of renewable resources seeks a w...
Technical Report
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El propósito de este informe consiste en calcular los diferentes tipos de impactos medioambientales asociados a la pesca profesional desarrollada en los Espacios Naturales Protegidos (ENP) del Parque Natural Cabo de Gata-Níjar (Almería, Andalucía) y la Reserva Marina de Interés Pesquero de Os Miñarzos (Lira, Galicia). Esto, con el fin último de:...
Article
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Globally, human society faces the challenge of providing food to a growing population, at the same time that the effects of climate change and resource depletion must be addressed. Aquaculture allows to ensure a safe supply of different marine species and is a major technological and biological undertaking. Taking into account that in Sonora (Mexic...
Article
Tenemos tendencia a pensar que las ideas y términos coetáneos son originales y exclusivos al tiempo que nos ha tocado vivir. La economía circular puede ser una de ellas, pero es bien antigua la filosofía de aprovechar al máximo los recursos, lógicamente acuciada por la escasez de estos. Ha sido a finales del siglo XX cuando un desarrollo exponenci...
Article
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In recent years, there has been a great movement towards the generation of knowledge related to the biorefinery concept. First-generation biorefineries bear the stigma of using arable land and edible crops for fuel instead of as sources of food and feed. However, second-generation biorefineries have not reached the level of full technical feasibili...
Article
Full-text available
The restrictions imposed on the use of formaldehyde in wood panel adhesives have been the driving force behind the development of formaldehyde-free resins for the manufacture of wood products. Considering as a boundary condition the idea that the use of fossil-based raw materials should be replaced by biological options, there is growing interest i...
Article
Full-text available
The sustainable and continued production of enough food to feed the entire world´s population is one of the main concerns in the food industry. Spain, and in particular Galicia, which is an eminently fishing region characterised by the consumption of large quantities of fish, both fresh and processed, must face the challenge of shifting its seafood...
Article
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Chemical and heat treatments are traditionally used to preserve the quality of food products. An alternative is based on the use of antimicrobials such as nisin to ensure food safety. Traditionally, nisin is produced by microbial fermentation in the exponential growth phase of Lactococcus lactis, which is a recognized starter culture in dairy produ...
Chapter
El sistema de producción lineal (extracción, fabricación, uso y eliminación) ha alcanzado sus límites. El actual enfoque predominante en la extracción y el agotamiento de las materias primas y los residuos generados a lo largo de la cadena de suministro del producto causa un enorme impacto medioambiental y socioeconómico. Como contrapunto, el térmi...
Article
Great scallop (Pecten maximus) is a bivalve species belonging to the Pectinidae family that is deeply linked to the well‐known network of pilgrimages in Spain (The Way of Saint James), becoming a gourmet product of the Galician cuisine. The goal of this study was to fill the gaps that currently exist in a specific inventory dedicated to the capture...
Article
Rankings de universidades y economía De la misma manera que se ha estudiado la correlación entre presupuesto y clasificación en el ámbito futbolístico, existen diversos estudios que relacionan el financiamiento de las universidades con sus correspondientes puestos en diferentes clasificaciones. Uno de los rankings con mayor impacto mediático es el...
Article
Sabemos que seguir una dieta equilibrada es, fuera de toda duda, un beneficio para nuestra salud. Además, bajo el concepto de “estar a dieta” o “seguir una dieta” se pueden encontrar otras fuerzas motrices como, por ejemplo, aspectos estéticos o de respeto por el medio ambiente. Por eso, es importante determinar las propiedades nutricionales y de...
Article
Una vez definida la dieta adecuada a nuestro estilo de vida, edad y estado de salud, disponemos de una gran variedad de alimentos con funcionalidades y propiedades nutricionales similares. Llega entonces el momento de introducir 5 reglas básicas y fáciles de incorporar en nuestro consumo diario que, en términos generales, permitan garantizar una mi...
Article
Butyric acid is a valuable chemical that can be produced from oil or renewable feedstocks. However, due to technological advantages, it is currently synthesised at an industrial level by chemical synthesis. In view of the environmental concerns, attempts to produce butyric acid from renewable raw materials via microbial fermentation have been carri...
Article
Urban population has exponentially growth in the last decades and as consequence, cities concentrate part of global environmental burdens among other impacts. Therefore, the use of indicators to evaluate the cities in order to achieve their better and more sustainable future was receiving special attention in the last years. Accordingly, the consid...
Article
Intensive agricultural farming systems have negative impacts on the ecosystem. Therefore, the use of crop rotation emerges as an opportunity to improve the environmental sustainability of agricultural systems. In the region of Galicia in north-western Spain, potato and wheat are important commodities and essential foods in the diet. Hence, it is in...
Article
It is no secret that the world is facing the challenge of transitioning to healthy diets, which link human and planetary health and the economy. Among the wide variety of diets, Palaeolithic diet has become so popular in social media. The main goal of this study is to evaluate the environmental and health sustainability of the Paleo diet, incorpora...
Article
Full-text available
Today, the presence of recalcitrant pollutants in wastewater, such as pharmaceuticals or other organic compounds, is one of the main obstacles to the widespread implementation of water reuse. In this context, the development of innovative processes for their removal becomes necessary to guarantee effluent quality. This work presents the potentialit...
Article
Menus served at public services can be considered as a good opportunity for consumers to demand a service that ensures healthy and environmentally friendly food. It is especially in the sector of nurseries and schools, where these demands make the most sense since they call for the protection of particularly vulnerable population: children. The pur...
Article
Life cycle assessment (LCA) has been widely applied in many different sectors, but the marine products and seafood segment have received relatively little attention in the past. In recent decades, global fish production experienced sustained growth and peaked at about 179 million tonnes in 2018. Consequently, increased interest in the environmental...
Article
Handling editorCecilia Maria Villas Bôas de Almeida Keywords: Oxidative enzyme production Life cycle assessment Biorefinery Early stage LCA UPO HMFO a b s t r a c t The use and integration of enzymatic processes for the biotransformation of biomass within the bio-refinery framework creates the need to confirm whether these novel production systems...
Chapter
En las diferentes actividades antropogénicas, el sistema alimentario es uno de los sectores con mayor nivel de emisiones asociadas al cambio climático. Por lo tanto, existe una necesidad urgente de adoptar patrones alimenticios sostenibles con el fin de garantizar una nutrición adecuadas con un bajo impacto ambiental. El objetivo principal de este...
Article
Full-text available
The transition from a fossil to bio-based economy has promoted the valuation of renewable raw materials in biorefineries. Waste and by-products from industrial processing and agricultural activities are potential renewable feedstocks. This study investigates the environmental and economic profile of maize stover and sugar beet pulp as potential cel...
Article
Citrus waste (CW) consists mainly of peels and pressed pulp (seeds and segment membranes), which represent approximately 50% of the fruit weight. In the framework of bioeconomy, this type of waste could serve as a valuable raw material for the manufacture of biofuels and other commodities. Specifically, CW comprises high levels of pectin, cellulose...
Article
Wastewater treatment plants (WWTPs) have been developed as multifunctional systems that aim to eliminate pollutants present in wastewater, manage the sludge produced and improve energy efficiency. Specifically, sludge management accounts for the largest share in operational costs. Considering the relevant role of sludge treatment within the overall...
Article
Fishing activities produce discards that need to be reduced. Apart from the production of fishmeal and fish oil, other alternatives to manage this discard fraction are possible. High-added value bio-compounds (such as gelatin, collagen or fish protein hydrolysates, among others) can be extracted from the previously discarded fish biomass and its by...
Article
Cities are important consumers of resources and producers of waste derived from the lifestyle and daily needs of their citizens, which is why they are considered the main actors responsible for the environmental impacts related to anthropogenic activities. The quantification of these impacts is fundamental for the definition of sustainable cities....
Article
Dietary patterns are influenced by numerous external factors such as cultural taste and customs, nutritional and economic aspects and lifestyle and consumer preferences. Otherwise, food also causes a great impact on the environment and there can be a large difference between choosing certain foodstuffs, such as plant or animal-based ones. The key f...
Article
The planning and construction of large-scale wastewater infrastructure, such as sewerage networks and wastewater treatment plants, is undertaken by the public sector or by publicly regulated monopolies. Only on smaller scales can infrastructure be managed by private companies or through local collective initiatives. Within this framework of water c...
Article
Nowadays, cities host most of the world population. As a result of human activities within their boundaries, most greenhouse gases emissions, natural resources consumption and waste generation are concentrated in urban areas. For these reasons, studies focusing on assessing the sustainability of cities have increased in recent decades. Bearing in m...
Article
In a society that produces large amounts of solid waste, the search for new methods of valorisation has led to the development of techniques that make it possible to obtain new products from waste. In the case of bio-waste, biological treatment such as anaerobic digestion or composting appear to be suitable options for producing bio-energy or bio-f...
Article
Full-text available
There is growing concern about the nutritional quality and the environmental impact of the food we eat. Although the population is increasingly aware of adhering to diets that meet these requirements, the reality is that current dietary patterns deviate greatly from these recommendations. In the case of Portugal, the Mediterranean and Atlantic diet...
Article
Currently, most of the greenhouse gas (GHG) emissions are attributed to cities, as they are the global centers of business, residential and cultural activity, cities are expected to play a leading role in proposing climate change mitigation actions. To do so, it is important to have tools that allow the carbon footprint of cities to be assessed as...
Article
The search for more efficient and sustainable processes has become the cornerstone of any production system. It is within this framework that it is highly relevant to propose improvement actions based on a detailed eco-efficiency analysis of different facilities so that roadmaps for more sustainable processes are considered. The joint use of Life C...
Article
Full-text available
Bioenergy with carbon capture and storage (BECCS) is gaining broad interest as an effective strategy to go beyond carbon neutrality. So far, most of the work on BECCS focused on power systems, while its application to the transport sector has received much less attention. To contribute to filling this gap, this work investigates the potential of BE...
Article
Wastewater treatment plants (WWTPs) need to abandon the linear concept and adapt to the circular philosophy integrating standards of technological performance but also environmental, economic and social indicators. However, this change cannot be made by merely replacing one technology, but integrated solutions need to be applied. In this framework,...