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Karim Md Fazlul

Karim Md Fazlul
Doctoral Researcher - Remote Sensing, forest disturbance and recovery
Forests recovering from disturbance leave measurable signals across wavelengths and over time. I am driven by the challenge of decoding these signals — combining multi-sensor remote sensing with deep learning to track forest structure, regeneration, and management at the landscape scale, where the consequences of bark beetle outbreaks and management decisions truly matter.

Specialization

Remote sensing and GIS for mapping post-disturbance forest vertical structure, recovery, and management typologies.

Educational & Professional Background

Education

  • BSc, Geography and Environment, Jagannath University, Dhaka, Bangladesh, 2015
  • MSc, Cartography and Geographical Information Engineering, Wuhan University, China, 2020 (fully funded)
  • PhD researcher, Forest Risk Research Centre (FRRC), Faculty of Forestry and Wood Sciences, Czech University of Life Sciences Prague (ongoing, fully funded)

Professional Experience

  • 2024–present: PhD Researcher, Forest Risk Research Centre (FRRC), Faculty of Forestry and Wood Sciences, Czech University of Life Sciences Prague; supervisor: Prof. Tomáš Hlásny
  • 2026: Research Trainee, Technical University of Munich (Weihenstephan); Prof. Dr. Cornelius Senf (Erasmus Mundus traineeship, April–July 2026)
  • 2021–2023: Information Management Coordinator, Network for Information, Response, and Preparedness Activities on Disaster (NIRAPAD), Bangladesh
  • Technical team member for the Bangladesh INFORM Sub-National Risk Index (2022), covering 64 districts and 553 sub-districts — a key national baseline for disaster risk monitoring
  • Contributed to the baseline report on forecast-based early actions in cyclone-prone coastal regions (STEP project)

At Forest Risk Research Centre

At FRRC Working on satellite-based vegetation height mapping in post-disturbance forest landscapes, focusing on a ~9,000 km² Czech study area severely impacted by bark beetle outbreaks (2018–2022). This research evaluates whether AI-derived geospatial foundation model embeddings — AlphaEarth Foundations (AEF; Google DeepMind) can outperform conventional Sentinel-1/2 multi-sensor workflows when combined with Random Forest and U-Net deep learning architectures. Validated against UAV-derived canopy height models across 40 field sites, the AEF+U-Net configuration achieved R² = 0.83 and RMSE = 1.30 m, significantly outperforming all other tested configurations while reducing workflow complexity by up to 40% through the elimination of manual feature engineering.

Alongside this, I am developing a large-scale framework for mapping post-disturbance forest regeneration attributes across Central Europe using AEF embeddings, drawing on field plots distributed across the region. The work addresses the structural, compositional, and functional dimensions of forest recovery, with the aim of producing a wall-to-wall regeneration mapping pipeline that can inform forest management and resilience assessment under ongoing climate-driven disturbance regimes.

A related strand extends this from forest condition to management, mapping whether disturbed sites have been cleared or left to recover on their own. Because management choice shapes the regeneration trajectory that follows, this makes it possible to ask which post-disturbance interventions actually support recovery.

Beyond Science

Originally from Bangladesh, I love to travel the globe and explore new culture. I enjoy cooking and nature photography. I also run a science communication YouTube channel, Canopy to Climate, aimed at making forest remote sensing research accessible to broader audiences.