SECTION 1: THE BIOCHAR SYSTEM (FEEDSTOCKS, PREPARATION, AND PROPERTIES
1. Introduction
2. Preparation and characteristics of pristine biochars
3. Development of novel engineered/functionalized biochars
4. Biochar catalysis for environmental remediation SECTION 2: BIOCHAR FOR CONTAMINATED LAND REMEDIA-TION
5. Remediation of inorganic contaminants in soils
6. Rehabilitation of mined lands and geologically enriched soils
7. Remediation of conventional and emerging organic contaminants in soils SECTION 3: BIOCHAR FOR WASTEWATER TREATMENT
8. Treatment of Urban stormwater
9. Industrial and municipal wastewaters
10. Biochar as filter media in bioretention and constructed wetland systems SECTION 4: BIOCHARS FOR DRINKING WATER TREATMENT
11. Removal of contaminants in drinking water
12. Design and operation of single and multi-barrier biochar filters
13. Industrial flue gas emissions
14. Clean and efficient biochar cookstoves for mitigation of indoor air pollution
15. Mitigation of greenhouse gas emissions: A state-of-the-art SECTION 6: TECHNO-ECONOMIC EVALUATION OF BIOCHAR SYSTEMS
16. Technical feasibility of biochar systems
17. Regeneration, recycling and disposal of spent biochars
18. Socio-economic evaluation of biochar systems SECTION 7: HEALTH RISK ASSESSMENT OF BIOCHAR SYS-TEMS
19. Life cycle assessment for biochar systems
20. Environmental and human health risks of biochar systems SECTION 8: LOOKING AHEAD: FUTURE PERSPECTIVES
21. Future research directions
22. Conclusions