Standards, Guidelines & Tools

• Cement Sustainability Initiative - CO₂ Accounting and Reporting Standard for the Cement Industry
• CIC Carbon Assessment Tool
• GHG Protocol - Calculating Greenhouse Gas Emissions from Iron and Steel Production 
• ISO 14025:2006 Environmental labels and declarations -- Type III environmental declarations -- Principles and procedures
• ISO 14064-1: 2018 Greenhouse gases -- Part 1: Specification with guidance at the organization level for quantification and reporting of greenhouse gas emissions and removals
• ISO 14067:2018 Greenhouse gases -- Carbon footprint of products -- Requirements and guidelines for quantification 
• WRI Transport Tool
• 2006 IPCC Guidelines for National Greenhouse Gas Inventories

• Construction Industry Council
• Development Bureau
• Environmental Protection Department
• Greenhouse Gas Protocol
• Hong Kong Accreditation Service
• Intergovernmental Panel on Climate Change (IPCC)
• World Resources Institute