Carlos Pereira Silva

Universidade NOVA de Lisboa; NOVAFCSH, CICS.NOVA Lisbon, Portugal

This opinion paper emphasizes the often overlooked but significant issue of animal waste (AW) pollution on beaches, encompassing waste from domestic pets, livestock, wildlife, avians, aquatic animals, zoo animals, and insects. Animal waste pollution affects beach environments, leading to nutrient loading, chemical contamination, and pathogen transm...

Albu uer ue, M. Coastal management is centered around the regulation of resources and conflicts resolution to the use and occupation of coastal environments. In this context, developing tools capable of analyzing and addressing issues related to high user density on beaches has become increasingly needed among coastal managers. Coastal monitoring w...

Coastal management is centered around the regulation of resources and conflicts resolution to the use and occupation of coastal environments. In this context, developing tools capable of analyzing and addressing issues related to high user density on beaches has become increasingly needed among coastal managers. Coastal monitoring with a focus on l...

Since the beginning of the st century, sun and sea tourism has experienced significant growth and diversification worldwide. However, between and , the Covid-pandemic prompted various coastal destinations reliant on sun and sea tourism to adapt their coastal areas, fostering new behaviors and attitudes among their visitors. This study aimed to enha...

In the case of the Canary Islands (Spain), human occupation on beaches has generated environmental and landscape transformations and a loss of their geoheritage values. In this sense, this archipelago could be a good example to demonstrate the paradigm at the regional scale at first and island scale at second, that the colour and composition of the...

The CO􀀹ID-􀀔􀀜 pandemic significantly affected beach management in Portugal, re􀁔uiring authorities to balance public health with outdoor recreation. New protocols were implemented to reduce virus transmission, including reassessing beach carrying capacities for social distancing and developing real-time communication channels for beach use informatio...

En el caso de Canarias, la ocupación humana de las playas ha generado transformaciones ambientales y paisajísticas, y la perdida de sus valores geopatrimoniales. En esta línea, el objetivo de este trabajo es caracterizar e identificar tipologías de playas en función de sus características sedimentológicas, el grado de ocupación urbano-turística, y...

Allan was born on November 14, 1937, at 5 Vernon Street, Briton Ferry, Neath, to parents Doug and Loreen. At the age of 3, his family moved into the Harp Hotel, where he would spend his formative years. A gifted athlete, Allan represented Neath Grammar School in rugby, athletics, and badminton. Despite his initial struggles as a scholar, scoring a...

Recent studies have proved that volunteered geographic information is a valid data source to monitor outdoor activities within protected and recreational areas. However, these studies were carried out mainly at local scales, overlooking the real potential of such data for managing recreational activities on larger scales. In this research, using 95...

Data obtained through Volunteered Geographical Information (VGI) have gradually been used to monitor and support planning mainly in urban contexts. Regarding recreational activities in peri-urban green and natural areas, VGI has been used to map, measure use intensity, profile users, and evaluate their preferences and motivations. Given their exten...

Scenarios constitute narratives or storylines that reasonably describe how the future is likely to unfold. The usefulness of scenarios in Maritime Spatial Planning (MSP) is now recognised within policy and research, with many institutions urging the development of likely trajectories in the future state of the marine environment and space. However,...

O aumento de práticas desportivas em áreas protegidas e classificadas é inegável. O carácter difuso e informal de algumas modalidades como a bicicleta de montanha ou o trail running realizadas nestes territórios dificulta o seu estudo e monitorização. Nesse sentido, estudar eventos desportivos destas modalidades pode ajudar à obtenção de informação...

Pereira da Silva, C.; Fonseca, C., and Nogueira Mendes, R., 2020. 25 years of beach carrying capacity in Portugal: A place for everything and everything in its place? In: Malvárez, G. and Navas, F. (eds.), Global Coastal Issues of 2020. Journal of Coastal Research, Special Issue No. 95, pp. 920–924. Coconut Creek (Florida), ISSN 0749-0208. In Portu...

Nogueira Mendes, R.; Pereira da Silva, C.; Fonseca, C., and Gil, A., 2020. Managing and Monitoring the Recreational Use of Coastal Protected Areas: the Case of Berlengas Nature Reserve (Portugal). In: Malvárez, G. and Navas, F. (eds.), Global Coastal Issues of 2020. Journal of Coastal Research, Special Issue No. 95, pp. 123–127. Coconut Creek (Flor...

A REDE IBERO-AMERICANA DE GESTÃO E CERTIFICAÇÃO DE PRAIAS - PROPLAYAS acaba de disponibilizar publicamente um documento com os possíveis cenários, impactos e recomendações para a gestão das praias turísticas da Ibero-América no contexto da COVID-19. Mais de 40 especialistas de 12 países uniram-se para apresentar recomendações específicas aos respon...

The coastal areas, as a place of interaction between terrestrial and marine systems, are environmentally sensitive and, in recent decades, have undergone constant transformation primarily due to human intervention. Subject to great real estate pressure, the natural landscape (the birthplace of complex ecosystems) has been substantially developed, s...

RESUMO: Na última década, tirando partido das características da Web2.0 e da disseminação de antenas de GPS em equipamentos pessoais, foram crescendo as plataformas de partilha de informação de carácter geográfico o que levou à criação de um novo tipo de dados a informação geográfica voluntária (Goodchild, 2007). Estes dados, ainda que espalhados p...

Ocean governance frameworks are aimed at achieving sustainable use of the marine environment and its finite resources. They are increasingly being developed and implemented worldwide. Although the importance of evaluating the success of integrated ocean management initiatives is widely recognized, so is its complexity, and there is still limited kn...

As áreas protegidas desempenham um papel importante na conservação dos ecossistemas, oferecendo também oportunidades para o turismo e atividades recreativas. No entanto, o crescente aumento do número de visitantes pode trazer consequências ao nível da sua conservação. O projeto LIFE Berlengas abrange um conjunto de ações direcionadas para o estudo...

Beaches are now the most popular tourist destination and increased demand in the past 40 years has led not only to beach congestion but also to a differentiation between urban (resorts, overcrowded and under huge pressure), to natural (less crowded beaches). This diversity needs to be further explored not only to characterize individual beaches in...

E-Poster apresentado no II GIAL - Florianópolis, SC, Brasil

Arrábida Natural Park (Portugal) comprises beaches with high natural and scenic values under huge demand during peak season. Understanding patterns of beach use and the perceptions of users is essential for carrying capacity management. This paper discusses the use intensity and dynamic in two beaches, using data from onsite counting, time-lapse ph...

Evaluating the success of marine spatial planning (MSP) remains a challenging task. Portugal, one of the world’s largest maritime nations, with its recent ocean governance framework, is an ideal case study for the development of an evaluation mechanism for MSP. This paper presents a brief characterization of Portugal’s maritime area and of its lega...

Coastal zones around the world have experienced urban growth in the last 50 years. This landscape change brings new aspects for those zones and the environment. Real estate speculation is a decisive factor that changes landscape, with urban growth that occurs both in the extent and volume of construction. Boa Viagem (BV) beach at Recife, Northeast...

Os Sistemas de Informação Geográfica (SIG) e o Sensoriamento Remoto (SR) são ferramentas de análise e geoprocessamento de grandes quantidades de dados georreferenciados. Estes sistemas proporcionam uma nova perspetiva ao Gerenciamento Costeiro Integrado (GCI). Os órgãos públicos, nos três níveis político-administrativos no Brasil, adquirem uma ampl...

This contribution summarizes the main concerns presented by experts at a conference held in Lisbon in January 2015 to discuss the developing Portuguese legal framework for MSP and lists the suggestions that were correspondingly offered on how to improve the proposed framework.

As áreas protegidas são atualmente um espaço privilegiado para atividades recreativas. A gestão destas áreas deve considerar esta capacidade de atracão que, embora desejável, pode originar impactes ambientais e comprometer os objetivos de conservação. Com base neste pressuposto, o projeto LIFE Berlengas desenvolve um conjunto de ações de estudo e m...

Resumo A monitorização de utilizadores em áreas protegidas é fulcral para a boa gestão destes territórios. As técnicas mais comuns recorrem a inquéritos ou dispositivos de contagem automáticos ou semi-automáticos, que requerem recursos financeiros e humanos elevados nem sempre disponíveis. Esta situação pode levar a uma gestão deficiente com impact...

O quadro legal para o ordenamento e gestão do Mar Português, um dos maiores da União Europeia (UE) e do mundo, inclui a Estratégia Nacional para o Mar 2013-2020 (baseada no “Crescimento Azul” da UE), a Lei de Bases da Política de Ordenamento e Gestão do Espaço Marítimo Nacional (LBOGEM) e o Decreto-Lei que desenvolve aspectos da LBOGEM e que transp...

Resumo Os modelos urbanos em terceira dimensão (3D) são instrumentos de análise do crescimento urbano vertical e acrescentam valor à informação para planeamento e urbanismo. A versatilidade destes modelos, em diferentes escalas, facilita a visualização e possibilita a medição de parâmetros urbanos do crescimento ocorrido. Estes modelos 3D resultam...

Marine litter is observed along shorelines, pelagic, benthic marine and lake systems all around the globe. On beaches, litter creates aesthetic and related economic problems because a clean beach is one of the most important characteristics of a seaside resort required by visitors. Litter can reach the marine environment from marine or land activit...

This article explores the new legal framework for marine spatial planning (MSP) in Portugal. The main focus of the analysis is on the drivers of MSP processes, the consideration given to existing vs. new uses, and on the evaluation of alternatives, based on the U.S. experience, with a focus on perceptions of U.S. MSP practitioners. The Portuguese f...

Este documento sintetiza os resultados de alguns dos principais trabalhos realizados no âmbito do projeto BIOMARES, apresentando uma primeira avaliação da implementação das medidas de conservação e gestão do Parque Marinho Professor Luiz Saldanha. Este Parque Marinho, o primeiro em Portugal continental com um Plano de Gestão efetivo, contém valores...

No dia 16 de Janeiro de 2015, teve lugar na Faculdade de Ciências Sociais e Humanas da Universidade Nova de Lisboa (FCSH-UNL), uma sessão organizada pelo CICS.NOVA e CIBIO-Açores para debater a proposta de diploma aprovada em Conselho de Ministros de 8 de Janeiro, que desenvolve a Lei nº 17/2014, de 10 de Abril, que estabelece as Bases da Política...

Com recurso ao serviço de partilha GPSies.com recolheram-se 730 de GPS relativas a 6 actividades recreativas praticadas por utilizadores do Parque Florestal de Monsanto. Os resultados evidenciam a intensidade de utilização destas actividades na área de estudo, provando alguns usos indevidos, ainda que a maioria dos praticantes centre as suas activi...

This paper describes the recent advances on the research project HIDRALERTA -"Flood Forecast and Early Warning System in Coastal and Port Areas", whose main objective is developing a system for forecasting, warning and assessment of risks associated with wave overtopping and flooding in coastal and port areas, supported by measurements/predictions...

Small Islands face particular challenges in their sustainable development, and therefore require specific tailored approaches for planning and management. Unsurprisingly, protected areas have a special role in the conservation of biodiversity and natural resources crucial to the sustainability of such territories. How should the management and plan...

The Azores Archipelago (Portugal) is composed of 9 small islands located in the North Atlantic. To overcome the common challenges of this type of territories (e.g. isolation, closed systems, limited physical space and natural resources, endemism, small economies, small populations) and taking advantage of the natural and cultural heritage, the Regi...

In 2013, the European Commission proposed a Directive to spur the integration of Maritime Spatial Planning (MSP) and Integrated Coastal Management (ICM) within and across Member States. To ascertain if key elements for integration exist, fundamental questions should be addressed: Are there (compatible) national policies/plans for the coast and ocea...

The present work involved a methodology which analyzes land use changes, from 1961 - 2011 using digital image processing and visual analysis of one satellite image and aerial photos. A simplified methodology using GIS 3D generates models of the coastal zone and its index of vertical growth. The GIS method uses SPRING - INPE (freeware) and ArcScence...

Resumo. Este artigo tem como objetivo analisar o impacto do adensamento urbano e o processo de verticalização na cidade de Lisboa/Portugal e na zona costeira da cidade do Recife/Brasil. Os casos de estudo utilizaram técnicas de modelação geográfica em ambiente SIG 3D com o interesse de medir a densidade volumétrica destas áreas urbanas. Os resultad...

Este artigo tem como objetivo analisar o impacto do adensamento urbano e o processo de verticalização na cidade de Lisboa/Portugal e na zona costeira da cidade do Recife/Brasil. Os casos de estudo utilizaram técnicas de modelação geográfica em ambiente SIG 3D com o interesse de medir a densidade volumétrica destas áreas urbanas. Os resultados alcan...

Resumo As zonas costeiras encontram-se em constante modificação causada pelas intervenções de caráter imobiliário e consequentemente a criação de infraestruturas pelos poderes públicos e privados. A urbanização e inovação tecnológica vêm transformado a paisagem urbana no litoral, densificando a ocupação do solo. Estas transformações estão estreitam...

A densidade urbana está estreitamente relacionada ao crescimento populacional, localização geográfica, êxodo rural e as políticas socioeconômicas. Entretanto este fenômeno provocam nas zonas costeiras o crescimento em altura dos imóveis conhecido como verticalização. Conclusão O desenvolvimento urbano da zona costeira da cidade do Recife está assoc...

The urban occupation along the Brazilian coastline happens unevenly across the country. Attraction Factor beaches are occupied by different social types in the time causing problems with the natural environment and socioeconomic .. The coastal city of Recife is no different and had its development based on infrastructure and real estate speculation...

Scenic evaluation is an important tool for coastal classification and management, as results obtained from numerous enquires carried out in Europe and USA showed that it is one of the top five parameters in beach choice, the others being safety, facilities, water quality and litter. The specific ranking of each one of the previous parameters ranges...

Beach quality can be understood according to uses established for this coastal system, the most common being tourism, fishing and conservation. This is especially true with regards to tourism, where quality is frequently measured with respect to two major areas: environmental and recreational. In 2002, an environmental quality index for tourist bea...

The first comprehensive attempt to zone mainland Portugal's shoreline began in 1993 with legislation which created Shoreline Spatial Plans (POOCs). The shoreline was subdivided into nine segments and between 1998–2005, the corresponding POOCs were developed and approved. POOC implementation was perceived as having contributed to improve the overall...

O comprimento da costa Portuguesa, a severidade das condições do mar, a concentração de população e actividades económicas na zona costeira justificam a importância de estudar os riscos provocados pelas ondas, em particular, a inundação devido à acção do mar. Na verdade, situações de emergência causadas por condições de mar adversas são frequentes...

Several works on public perception of bathing area quality state that litter is one of the top concerns of users. Litter was also considered the top concern of bathing users regarding Bathing Area (BA) quality in São Miguel (Azores). This fact highly justifies the need to evaluate BA in this perspective. During 2009 summer 11 bathing areas, coverin...

Numa altura de crescente pressão sobre as Áreas Protegidas é cada vez mais relevante que os seus visitantes estejam sensibilizados sobre o local e tipo actividades que podem realizar, bem como os cuidados a ter pelos valores existentes. Este trabalho desenvolve uma metodologia para aplicação do conceito de capacidade de carga ao percurso do Formosi...

Due to their geographical framing as well as their morphological and ecological characteristics, small islands are more vulnerable to certain threats and phenomena, making their planning and management a true challenge, especially in what concerns environment conservation and sustainability. SMARTPARKS Project aims to develop of a conceptual planni...

Fishery activities were described in a tropical estuary of the Northeast Coast of Brazil. Semi-structured questionnaires were applied to fishers (N=263) at three villages of the Goiana Estuary. The average individual income was US$ 329 (SE ± 14.83), and at least 17 (7%) interviewees have an income <U$109 / month, considered a chronic poverty state....

In the last decades, the Portuguese coastal area registered an intensification of the tourism activity in general and specially during the summer season. This intensification has originated highly significant negative impacts, due to the growing beach occupation, as well as the increased massive use of the coastal ecosystems. The use of specific to...

In Portugal there is no specific bathing policy taking into account the management for all basic aspects concerning bathing activity. This fact leads to the lack of information available in some of these aspects such as the use patterns of this areas and the perception of users regarding beach quality, landscape and social importance. It is urgent...

VAZ, B.; PEREIRA DA SILVA, C.; PHILLIPS, M.; and WILLIAMS, A.T., 2009. The importance of user's perception for beach management. Journal of Coastal Research, SI 56 (Proceedings of the 10th International Coastal Symposium), 1164 – 1168. Lisbon, Portugal, ISSN 0749-0258. Many beach typologies exist. In this paper, beaches are differentiated into four...

Nowadays beaches are playing a major role in basic models of Coastal Zone Management. In recent years, because of the fundamental role of coastal tourism, which has created a remarkable pressure on beaches, recreational carrying capacity of beaches has been studied by several researchers. This paper presents applied research carried out during summ...

The Portuguese mainland coast is entirely covered by Coastal Zone Management Plans (CZMP). Those plans show that there are great opportunities and strategic values at the Portuguese Coast from the socio-economic and environmental point of view. Therefore, the coast is also under a huge pressure, as result of a fast growing development intensified s...