{"slug":"api-tradeenergy-api-workers-dev-api-logistics-co2-freight-em-124442","title":"Freight CO2e emissions for a shipment","host":"api.tradeenergy-api.workers.dev","method":"GET","resource":"https://api.tradeenergy-api.workers.dev/api/logistics/co2-freight-emission","category":"other","description":"Freight CO2e emissions for a shipment: tonnes × distance (km) × the UK Government (DESNZ) 2025 greenhouse-gas conversion factor for the chosen mode — van, HGV, refrigerated HGV, air freight (with or without radiative forcing), rail, tankers or cargo ships by vessel type and size. Returns kg CO2e per","price_listed":0.002,"price_asked":0.002,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":33,"reported_calls_30d":2,"reported_payers_30d":2,"networks":["eip155:10","eip155:137","eip155:143","eip155:42161","eip155:42220","eip155:480","eip155:5042","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","stellar:pubnet","xrpl:0"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"km":"18000","mode":"cargo-ship","tonnes":"20","type":"container ship average"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"km":{"description":"Distance in km, e.g. 18000 (required)","type":"string"},"mode":{"description":"Transport mode: van, hgv, hgv-refrigerated, air, rail, sea-tanker, cargo-ship (required)","type":"string"},"tonnes":{"description":"Cargo weight in tonnes, e.g. 20 (required)","type":"string"},"type":{"description":"Optional words to pick the vehicle/vessel row, e.g. 'articulated average', 'container ship 8000+', 'long-haul with rf' (default: rows marked Average where published)","type":"string"}},"required":["mode","tonnes","km"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.002,"price_match":true,"latency_ms":33,"error":null}],"description_full":"Freight CO2e emissions for a shipment: tonnes × distance (km) × the UK Government (DESNZ) 2025 greenhouse-gas conversion factor for the chosen mode — van, HGV, refrigerated HGV, air freight (with or without radiative forcing), rail, tankers or cargo ships by vessel type and size. Returns kg CO2e per matching factor. Uses DESNZ factors (aligned with the GHG Protocol), not the GLEC tool itself.","last_updated":"2026-10-23T23:05:09.053Z","schemes":["exact"]}