Robert Nasi

ORCID: 0000-0001-9739-3135
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About
Contact & Profiles
Research Areas
  • Conservation, Biodiversity, and Resource Management
  • Agriculture and Rural Development Research
  • African Botany and Ecology Studies
  • Wildlife Ecology and Conservation
  • Forest Management and Policy
  • French Urban and Social Studies
  • Zoonotic diseases and public health
  • Ecology and Vegetation Dynamics Studies
  • Rangeland Management and Livestock Ecology
  • Oil Palm Production and Sustainability
  • Forest ecology and management
  • Primate Behavior and Ecology
  • Global trade, sustainability, and social impact
  • Mining and Resource Management
  • Land Use and Ecosystem Services
  • Species Distribution and Climate Change
  • Livestock and Poultry Management
  • Indigenous Studies and Ecology
  • Energy and Environment Impacts
  • Economic and Environmental Valuation
  • Forest Ecology and Biodiversity Studies
  • Viral Infections and Outbreaks Research
  • Plant and animal studies
  • Pleistocene-Era Hominins and Archaeology
  • Wildlife-Road Interactions and Conservation

Center for International Forestry Research
2016-2025

CGIAR
2006-2021

World Bank
2019

World Agroforestry Centre
2019

Centro Agronomico Tropical de Investigacion y Ensenanza Catie
2019

The University of Melbourne
2019

University of Timor
2019

Center for International Forestry Research
2014-2018

Instituto Benjamin Constant
2014-2015

Centre de Coopération Internationale en Recherche Agronomique pour le Développement
2000-2012

The native forests of Borneo have been impacted by selective logging, fire, and conversion to plantations at unprecedented scales since industrial-scale extractive industries began in the early 1970s. There is no island-wide documentation forest clearance or logging This creates an information gap for conservation planning, especially with regard selectively logged that maintain high potential. Analysing LANDSAT images, we estimate 75.7% (558,060 km2) Borneo's area (737,188 was forested...

10.1371/journal.pone.0101654 article EN cc-by PLoS ONE 2014-07-16

SUMMARY Protein from forest wildlife is crucial to rural food security and livelihoods across the tropics. The harvest of animals such as tapir, duikers, deer, pigs, peccaries, primates larger rodents, birds reptiles provides benefits local people worth millions US$ annually represents around 6 million tonnes extracted yearly. Vulnerability hunting varies, with some species sustaining populations in heavily hunted secondary habitats, while others require intact forests minimal harvesting...

10.1505/146554811798293872 article EN The International Forestry Review 2011-09-01

Accurate characterization of tropical moist forest changes is needed to support conservation policies and quantify their contribution global carbon fluxes more effectively. We document, at pantropical scale, the extent (degradation, deforestation, recovery) these forests over past three decades. estimate that 17% have disappeared since 1990 with a remaining area 1071 million hectares in 2019, from which 10% are degraded. Our study underlines importance degradation process ecosystems,...

10.1126/sciadv.abe1603 article EN cc-by Science Advances 2021-03-05

Abstract Trans-boundary haze events in Southeast Asia are associated with large forest and peatland fires Indonesia. These episodes of extreme air pollution usually occur during drought years induced by climate anomalies from the Pacific (El Niño Southern Oscillation) Indian Oceans (Indian Ocean Dipole). However, June 2013 – a non-drought year Singapore's 24-hr Pollutants Standards Index reached an all-time record 246 (rated “very unhealthy”). Here, we show using remote sensing, rainfall...

10.1038/srep06112 article EN cc-by Scientific Reports 2014-08-19

Forest degradation is broadly defined as a reduction in the capacity of forest to produce ecosystem services such carbon storage and wood products result anthropogenic environmental changes.The main causes include unsustainable logging, agriculture, invasive species, fire, fuelwood gathering, livestock grazing.Forest widespread has become an important consideration global policy processes that deal with biodiversity, climate change, management.There is, however, no generally recognized way...

10.5751/es-05443-180220 article EN cc-by Ecology and Society 2013-01-01

This paper presents a map of Africa's rainforests for 2005. Derived from moderate resolution imaging spectroradiometer data at spatial 250 m and with an overall accuracy 84%, this provides new levels thematic detail. The is accompanied by measurements deforestation between 1990, 2000 2010 West Africa, Central Africa Madagascar derived systematic sample Landsat images-imagery equivalent platforms used to fill gaps in the record. Net estimated 0.28% yr(-1) period 1990-2000 0.14% 2000-2010....

10.1098/rstb.2012.0300 article EN cc-by Philosophical Transactions of the Royal Society B Biological Sciences 2013-07-23

Abstract Ebola virus disease (EVD) is a contagious, severe and often lethal form of hemorrhagic fever in humans. The association EVD outbreaks with forest clearance has been suggested previously but many aspects remained uncharacterized. We used remote sensing techniques to investigate the between deforestation time space, Central West Africa. Favorability modeling, centered on 27 outbreak sites 280 comparable control sites, revealed that located along limits rainforest biome were...

10.1038/s41598-017-14727-9 article EN cc-by Scientific Reports 2017-10-24

Several hundred species are hunted for wild meat in the tropics, supporting diets, customs, and livelihoods of millions people. However, unsustainable hunting is one most urgent threats to wildlife ecosystems worldwide has serious ramifications people whose subsistence income tied meat. Over past 18 years, although research efforts have increased, scientific knowledge largely not translated into action. One major barrier progress been insufficient monitoring evaluation, meaning that...

10.1146/annurev-environ-041020-063132 article EN Annual Review of Environment and Resources 2021-08-20

Biodiversity is integral to almost all ecosystem processes, with some species playing key functional roles that are essential for maintaining the value of ecosystems humans. However, many services remain nonvalued, and decisionmakers rarely consider biodiversity in policy development, part because relationships between provision not generally appreciated. To date, majority work which importance has been examined conducted relatively species-poor systems. Focusing on forest agroforest...

10.1525/bio.2011.61.12.7 article EN BioScience 2011-12-01

Cerutti, P. O., R. Nasi, and L. Tacconi. 2008. Sustainable forest management in Cameroon needs more than approved plans. Ecology Society 13(2): 36. https://doi.org/10.5751/ES-02591-130236

10.5751/es-02591-130236 article EN cc-by Ecology and Society 2008-01-01

Abstract Background During the past decade there has been a growing interest in bioenergy, driven by concerns about global climate change, energy demand, and depleting fossil fuel reserves. The predicted rise biofuel demand makes it important to understand potential consequences of expanding cultivation. A systematic review was conducted on biodiversity impacts three first-generation crops (oil palm, soybean, jatropha) tropics. study focused species richness, abundance (total number...

10.1186/2047-2382-3-4 article EN cc-by Environmental Evidence 2014-02-25

SUMMARY Forested landscapes provide a source of micronutrient rich food for millions people around the world. A growing evidence base suggests these foods may be great importance to dietary quality living in close proximity forests – especially communities with poor access markets. Despite widespread consumption forest world, date, few studies have attempted quantify nutritional contributions make. In this study we tested hypothesis that can make important quality. We investigated wild...

10.1017/s0376892916000151 article EN cc-by Environmental Conservation 2016-10-19

The importance of bushmeat as source food and medicine for forest peoples calls an appropriate benefit/risk analysis in terms human health. In this systematic review, we compiled information on the linkages between health, with a particular focus nutritional content, zoo-therapeutic uses zoonotic pool species tropical sub-tropical regions. Despite scarcity data content most common species, available studies demonstrate that is important fats, micro macro-nutrients has diversity medicinal...

10.15451/ec2017-04-6.3-1-45 article EN Ethnobiology and Conservation 2017-04-20

Abstract In Africa, overhunting of tropical wildlife for food remains an intractable issue. Donors and governments remain committed to invest in efforts both conserve allow the sustainable use wildlife. Four principal barriers need be overcome: (i) communities are not motivated long‐term because they have no formal rights benefit from wildlife, or exclude others taking it on their land; (ii) multispecies harvests, typical bushmeat hunting scenarios, place large‐bodied species at risk...

10.1111/aje.12392 article EN African Journal of Ecology 2016-11-19

Pygmy populations occupy a vast territory extending west-to-east along the central African belt from Congo Basin to Lake Victoria. However, their numbers and actual distribution is not known precisely. Here, we undertake this task by using locational data population sizes for an unprecedented number of camps settlements ( n = 654) in five nine countries where currently distributed. With these develop spatial models based on favourability function, which distinguish areas with favourable...

10.1371/journal.pone.0144499 article EN cc-by PLoS ONE 2016-01-06

The new approaches advocated by the conservation community to integrate and livelihood development now explicitly address landscape mosaics composed of agricultural forested land rather than only protected areas largely intact forests. We refer specifically a call Harvey et al. (2008) develop approach based on six strategies biodiversity with sustainable livelihoods in Mesoamerican mosaics. examined applicability this proposal coffee agroforests Western Ghats, India. Of strategies, one...

10.1111/j.1523-1739.2009.01386.x article EN Conservation Biology 2009-12-16

Selective logging applied in tropical forests is based on one universal criterion: a minimum diameter cutting limit for all commercial timber species. Minimum limits mixed dipterocarp of the Malesia region lead to high felling intensities (10–20+ trees ha −1 ). Such extraction rates create massive stand damage (>50% remaining tree population), which has negative impact regeneration and growth many harvested As such, approach seldom compatible with sustainable forest management. Where...

10.1017/s0376892903000389 article EN Environmental Conservation 2003-12-01
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