Donatien Zébazé

ORCID: 0000-0003-4173-9605
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About
Contact & Profiles
Research Areas
  • Remote Sensing and LiDAR Applications
  • Ecology and Vegetation Dynamics Studies
  • Forest ecology and management
  • Remote Sensing in Agriculture
  • African Botany and Ecology Studies
  • Agriculture and Rural Development Research
  • Plant and animal studies
  • Wildlife Ecology and Conservation
  • Conservation, Biodiversity, and Resource Management
  • Plant Diversity and Evolution
  • Fire effects on ecosystems
  • Parasitic infections in humans and animals
  • Rangeland Management and Livestock Ecology
  • Forest Ecology and Biodiversity Studies

Université de Yaoundé I
2004-2024

Gembloux Agro-Bio Tech
2022-2024

University of Liège
2022-2024

Accurate mapping and monitoring of tropical forests aboveground biomass (AGB) is crucial to design effective carbon emission reduction strategies improving our understanding Earth's cycle. However, existing large-scale maps forest AGB generated through combinations Earth Observation (EO) inventory data show markedly divergent estimates, even after accounting for reported uncertainties. To address this, a network high-quality reference needed calibrate validate algorithms. This study aims...

10.1038/s41597-024-03162-x article EN cc-by Scientific Data 2024-04-04

Abstract. Accurately monitoring tropical forest carbon stocks is a challenge that remains outstanding. Allometric models consider tree diameter, height and wood density as predictors are currently used in most studies. In particular, pantropical biomass model has been widely for approximately decade, its recent version will certainly constitute reference the coming years. However, this shows systematic bias towards largest trees. Because large trees key drivers of dynamics, understanding...

10.5194/bg-13-1571-2016 article EN cc-by Biogeosciences 2016-03-14

Abstract Forest biomass is key in Earth carbon cycle and climate system, thus under intense scrutiny the context of international change mitigation initiatives (e.g. REDD+). In tropical forests, spatial distribution aboveground (AGB) remains, however, highly uncertain. There increasing recognition that progress strongly limited by lack field observations over large remote areas. Here, we introduce Congo basin Forests AGB (CoFor-AGB) dataset contains estimations associated uncertainty for...

10.1038/s41597-020-0561-0 article EN cc-by Scientific Data 2020-07-08

Abstract. Accurately monitoring tropical forest carbon stocks is an outstanding challenge. Allometric models that consider tree diameter, height and wood density as predictors are currently used in most studies. In particular, a pantropical biomass model has been widely for approximately decade, its recent version will certainly constitute reference the coming years. However, this shows systematic bias largest trees. Because large trees key drivers of dynamics, understanding origin...

10.5194/bgd-12-19711-2015 article EN cc-by 2015-12-10

Abstract Regeneration of tropical forest occurs naturally and mainly through early secondary succession by soil seed banks. Here, we analyzed bank variation in density diversity along a degradation gradient. We also explored the relationship (similarity composition) between seedling banks overstory vegetation. The investigated forests were located at Dja Fauna Reserve its surroundings, south‐eastern Cameroon. sampled 33 one‐ha plots scattered protected area, logging concession community...

10.1111/btp.13032 article EN Biotropica 2021-10-30

Forest expansion into savanna is a pervasive phenomenon in West and Central Africa, warranting comparative studies under diverse environmental conditions. We collected vegetation data from the woody grassy components within 73 plots of 0.16 ha distributed along successional gradient humid to forest Africa. associated spatially collocated edaphic parameters fire frequency derived remote sensing investigate their combined influence on vegetation. Soil texture was more influential shaping...

10.1098/rspb.2024.1120 article EN cc-by Proceedings of the Royal Society B Biological Sciences 2024-10-01

Abstract Aim Examining tree species–environment association can offer insight into the drivers of vegetation patterns and key information practical relevance to forest management. Here, we aim quantify contribution climate soil gradients variation in Central African species composition (abundance occurrence). Location Tropical rain forests southern eastern Cameroon. Methods We established 82 1‐ha permanent plots across seven localities censused all trees ≥10 cm diameter, representing a total...

10.1111/jvs.12918 article EN Journal of Vegetation Science 2020-06-23
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