John Roderick V. Madarcos

ORCID: 0000-0001-6513-901X
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About
Contact & Profiles
Research Areas
  • Coastal and Marine Management
  • Coral and Marine Ecosystems Studies
  • Climate Change, Adaptation, Migration
  • Land Use and Ecosystem Services
  • COVID-19 impact on air quality
  • Microplastics and Plastic Pollution
  • Impact of Light on Environment and Health
  • Indigenous Studies and Ecology
  • Fisheries and Aquaculture Studies
  • Healthcare and Environmental Waste Management
  • Marine and fisheries research
  • Environmental Engineering and Cultural Studies
  • Climate Change Communication and Perception
  • Noise Effects and Management
  • Environmental Education and Sustainability
  • Migration, Aging, and Tourism Studies
  • Place Attachment and Urban Studies
  • Urban Transport and Accessibility

Western Philippines University
2020-2024

The Philippine archipelago hosts a long range of coastlines where coral reefs provide food and livelihoods for millions people. Despite this direct access to sources, insecurity is widespread in the country. Using mixed methods an “ocean plate” approach, we investigate role fish nutritional security coastal communities five districts Palawan, Philippines, by analyzing patterns production, distribution consumption. We demonstrate that: i) production shows large disparities per village,...

10.5194/oos2025-80 preprint EN 2025-03-25

The Philippines, as a tropical archipelagic country, is particularly vulnerable to environmental changes affecting coastal and marine settings. However, there are limited studies investigating how these perceived by the local populations who depend directly on environment for their livelihoods, health, well-being, most such changes. To explore issues, we conducted an in-home face-to-face structured survey in 10 communities Palawan, Philippines ( n = 431). As part of survey, respondents were...

10.3389/fmars.2021.659699 article EN cc-by Frontiers in Marine Science 2021-09-14

Understanding coastal communities’ awareness and risk perceptions of climate change impact is essential in developing effective communication tools mitigation strategies to reduce the vulnerability these communities. In this study, we examined on marine ecosystem, sea level rise mangrove ecosystem as a factor affecting coral reefs seagrass beds. The data were gathered by conducting face-to-face surveys with 291 respondents from areas Taytay, Aborlan Puerto Princesa Palawan, Philippines....

10.14324/111.444/ucloe.000054 article EN cc-by UCL Open Environment 2023-01-01

Coastal areas in Malaysia can have important impacts on the livelihoods and health of local communities. Efforts by Malaysian government to develop improve landscape ecosystem been planned; however, progress has relatively slow because some coastal are remote inaccessible. Thus, these communities face various challenges health, healthcare quality life. This paper presents a study protocol examine status, utilisation, life among In addition, relationship between community their environment is...

10.1097/md.0000000000022067 article EN Medicine 2020-09-10

Tourism is a significant economic activity in coastal communities, but when badly managed, it degrades the health of marine-coastal ecosystem, increasing litter pollution and repels beach visitors. This study aims to assess tourism impact on four growing beaches Barobo, Surigao del Sur, Philippines. Plastic litters were sampled from sites (Cabgan Island, Turtle Dapdap Beach, Panaraga Beach) Barobo by establishing transect lines with quadrats. Those who agreed participate perception knowledge...

10.14505/jemt.v14.5(69).18 article EN cc-by Journal of Environmental Management and Tourism 2023-09-01

Understanding local community perceptions of climate change is essential in developing effective risk communication tools and mitigation strategies to reduce the vulnerability coastal areas.In this study, we examined communities' as a threat, driver rising sea levels, factor affecting coral reefs seagrass beds.The were gathered by conducting face-to-face surveys with 291 respondents from areas Taytay, Aborlan Puerto Princesa Palawan, Philippines.Results showed that most participants (82%)...

10.14324/111.444/000150.v1 preprint EN cc-by 2022-05-11

Many coastal dwellers engage in seaweed farming despite of various challenges because its simple technology, low capital investment, and short cultivation period. This paper explored the attitudes farmers (n = 187) from nine communities Aborlan, Puerto Princesa, Roxas, Taytay, Palawan towards difficulties they experienced. The farmers’ experiences farming, mid-term aspirations, factors affecting their positive were gathered using a Likert-scale questionnaire KoBoToolbox. Focused group...

10.69721/tps.j.2024.16.1.03 article EN cc-by-nc ˜˜Thœe œPalawan scientist 2024-06-21

Understanding the coastal communities’ awareness and risk perceptions of climate change impact is essential in developing effective communication tools mitigation strategies to reduce vulnerability communities. In this study, we examined community’s on marine ecosystem, sea level rise mangrove as a factor affecting coral reefs seagrass beds. The data were gathered by conducting face-to-face surveys with 291 respondents from areas Taytay, Aborlan, Puerto Princesa Palawan, Philippines. Results...

10.14324/111.444/000150.v3 preprint EN cc-by 2022-11-10

The emergence of the COVID-19 pandemic has caused worldwide health constraints. To prevent virus transmission, use personal protective equipment (PPE) become one necessities mankind throughout pandemic. Because its widespread and improper disposal, there is an occurrence PPE litters in various coastal sites around world. However, prevalence these wastes not been systematically documented many countries including Philippines. This study aimed to determine density, types accumulation along...

10.2139/ssrn.4033186 article EN SSRN Electronic Journal 2022-01-01

Understanding the coastal communities’ awareness and risk perceptions of climate change impact is essential in developing effective communication tools mitigation strategies to reduce vulnerability communities. In this study, we examined community’s on marine ecosystem, sea level rise mangrove as a factor affecting coral reefs seagrass beds. The data were gathered by conducting face-to-face surveys with 291 respondents from areas Taytay, Aborlan, Puerto Princesa Palawan, Philippines. Results...

10.14324/111.444/000150.v2 preprint EN cc-by 2022-09-14
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