| Clean Hydrogen Portfolio Standard (CHPS)             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Republic of Korea             | 
                                                                                                        2024             | 
                  
              
                                                                                                        | Regulation (EU) 2024/3012 establishing a Union certification framework for permanent carbon removals, carbon farming and carbon storage in products             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        European Union             | 
                                                                                                        2024             | 
                  
              
                                                                                                        | Nationally Determined Contribution - NDC             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Brazil             | 
                                                                                                        2024             | 
                  
              
                                                                                                        | 6th Basic Environment Plan             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Japan             | 
                                                                                                        2024             | 
                  
              
                                                                                                        | Nationally Determined Contribution - NDC             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        United States of America             | 
                                                                                                        2024             | 
                  
              
                                                                                                        | Carbon Contracts for Difference (CCfD) program for energy-intensive industries             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Germany             | 
                                                                                                        2024             | 
                  
              
                                                                                                        | Energy Efficiency Strategy and Action Plan             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Turkey             | 
                                                                                                        2024             | 
                  
              
                                                                                                        | Country Plan for Green Growth and Climate Actions (2024-2028)             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Viet Nam             | 
                                                                                                        2024             | 
                  
              
                                                                                                        | The Treasury Laws Amendment (Financial Market Infrastructure and Other Measures) Act             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Australia             | 
                                                                                                        2024             | 
                  
              
                                                                                                        | Nationally Determined Contribution - NDC             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Brazil             | 
                                                                                                        2023             | 
                  
              
                                                                                                        | Kigali Amendment on HFCs             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Eritrea             | 
                                                                                                        2023             | 
                  
              
                                                                                                        | Greenhouse Gas Crediting and Offsetting Mechanism (GCOM)             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Saudi Arabia             | 
                                                                                                        2023             | 
                  
              
                                                                                                        | Kigali Amendment on HFCs             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Georgia             | 
                                                                                                        2023             | 
                  
              
                                                                                                        | Kigali Amendment on HFCs             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Republic of Korea             | 
                                                                                                        2023             | 
                  
              
                                                                                                        | Nationally Determined Contribution - NDC             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Uruguay             | 
                                                                                                        2023             | 
                  
              
                                                                                                        | Nationally Determined Contribution - NDC             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Oman             | 
                                                                                                        2023             | 
                  
              
                                                                                                        | Nationally Determined Contribution - NDC             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Egypt             | 
                                                                                                        2023             | 
                  
              
                                                                                                        | Kigali Amendment on HFCs             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Bahamas             | 
                                                                                                        2023             | 
                  
              
                                                                                                        | Annual Climate Change Statement             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Australia             | 
                                                                                                        2023             | 
                  
              
                                                                                                        | Nationally Determined Contribution - NDC             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Kazakhstan             | 
                                                                                                        2023             |