Technical Assistance for a Study on Forest Biomass Energy Conversion: Second Progress Report Delivery Report Output 2.2: Report on geographical location of the hot spots of wood waste generation in the countries mapped supply chains 2nd Progress Report Presented to: CTCN Author: Climate and Energy (C&E) Advisory Ltd, Nairobi & S2 Services, Cameroon Date: 28/08/2020 Version: D2.2 A Report on geographical location of the hot spots of wood waste generation in the countries mapped supply chains 1 www.eclimateadvisory.comA Report on geographical location of the hot spots of wood waste generation in the countriesCitadel mapped of Resilience supply chains and Sustainability Contents DEFINITIONS OF COMMONLY USED TERMS ..................................................................................................... 8 1. INTRODUCTION ...................................................................................................................................... 10 1.1 OBJECTIVES AND SCOPE OF THE STUDY ........................................................................................................... 10 1.2 TECHNICAL APPROACH AND METHODOLOGY ................................................................................................... 12 2. QUANTIFICATION OF WASTE GENERATED AT EACH LINK IN THE SUPPLY CHAIN ..................................... 13 2.1 CLASSIFICATION OF BIOMASS RESIDUES ........................................................................................................... 13 2.1.1 Sawdust ......................................................................................................................................... 13 2.1.2 Scrap wood .................................................................................................................................... 14 2.1.3 Heartwood defects ........................................................................................................................ 14 2.1.4 Sawmill processing activities ......................................................................................................... 15 2.2 DEFINING FORMULAS FOR THE QUANTIFICATION OF WOOD WASTE IN EACH LINK OF THE WOOD SUPPLY CHAIN .............. 16 2.2.1 Evaluation of approaches to quantify forest residues ................................................................... 16 2.2.2 Forest harvesting residues ............................................................................................................. 17 2.2.3 Direct or destructive methods ....................................................................................................... 17 2.2.4 Indirect non-destructive methods ................................................................................................. 17 2.2.5 Remote sensing ............................................................................................................................. 17 2.2.6 The geographical information system ........................................................................................... 18 2.2.7 Biomass estimation model ............................................................................................................ 18 2.2.8 Residues from wood processing plants ......................................................................................... 19 2.2.9 Calculation method ....................................................................................................................... 19 2.2.10 Survey methodology ...................................................................................................................... 20 2.2.11 Formulas and assumptions used to quantify forest residues ........................................................ 20 2.2.12 Logging Residues ........................................................................................................................... 20 2.2.13 Assumptions made and other methodological elements .............................................................. 20 2.2.14 Methodology for measuring logging residues ............................................................................... 21 2.2.15 Method for measuring wood processing residues......................................................................... 22 2.2.16 Data sources and resources for spatialization of residue potentials ............................................. 22 2.2.17 Priority Chain Links with Greater Potential to Generate Bioenergy Products ............................... 22 2.2.18 Results of the quantification of forest residues ............................................................................. 23 3. MAPPING OF POTENTIAL FOREST BIOMASS AVAILABILITY ..................................................................... 24 3.1 BIOMASS STOCK AND FOREST FUNCTION BY COUNTRY ........................................................................................ 24 3.1.1 Forest designated for industrial production by country ................................................................ 24 3.2 MAPPING OF POTENTIAL RESIDUES IN PRODUCTION FORESTS AND SAWMILLS BY REGION .......................................... 25 3.2.1 Central Africa ................................................................................................................................. 25 3.2.2 Case of Cameroon ......................................................................................................................... 25 3.2.3 Production forests ......................................................................................................................... 25 3.2.4 Wood Processing Units (Sawmills) ................................................................................................ 28 3.2.5 Case of Chad .................................................................................................................................. 29 3.2.6 Production forests ......................................................................................................................... 29 3.2.7 Wood processing units (Sawmills) ................................................................................................. 30 3.2.8 Republic of Congo ......................................................................................................................... 31 3.2.9 Production Forests ......................................................................................................................... 31 3.2.10 Wood processing units (Sawmills) ................................................................................................. 33 3.2.11 Case of the Democratic Republic of Congo .................................................................................... 36 3.2.12 Production Forests ......................................................................................................................... 36 3.2.13 Wood processing units (Sawmills) ................................................................................................. 37 3.2.14 The Case of Gabon ......................................................................................................................... 38 2 A Report on geographical location of the hot spots of wood waste generation in the countries mapped supply chains 3.2.15 Production Forests ......................................................................................................................... 38 3.2.16 Wood processing units (Sawmills) ................................................................................................. 39 3.2.17 Case of Equatorial Guinea ............................................................................................................. 40 3.2.18 Production Forests ......................................................................................................................... 40 3.2.19 Wood processing units (Sawmills) ................................................................................................. 41 3.2.20 Case of the Central African Republic ............................................................................................. 41 3.2.21 Production Forests ......................................................................................................................... 41 3.2.22 Wood processing units (Sawmills) ................................................................................................. 43 3.2.23 West Africa .................................................................................................................................... 43 3.2.24 Case of Benin ................................................................................................................................. 44 3.2.25 Case of Cote d'Ivoire ...................................................................................................................... 49 3.2.26 Production Forests ......................................................................................................................... 49 3.2.27 Wood Processing Units (Sawmills) ................................................................................................ 56 3.2.28 Case of Burkina Faso ..................................................................................................................... 59 3.2.29 Case of Senegal ............................................................................................................................