{"id":"65b7f0d0-c8b7-4fc5-9ac1-3982b2d159f2","task":"Calculate carbon emission factors for activities using the Climatiq API","domain":"api.climatiq.io","steps":["Obtain an API key by registering at climatiq.io; pass it as a Bearer token in the Authorization header.","Search for the appropriate emission factor using GET /data/v1/search?query=<KEYWORD>&category=<CATEGORY>&region=<REGION_CODE>&year=<YEAR> to find the relevant activity_id for your use case (e.g., electricity consumption, freight transport, natural gas combustion).","Note the activity_id, source, region, year, and lca_activity from the search results; these parameters together uniquely identify an emission factor and should be specified in calculations for reproducibility.","Calculate emissions via POST /data/v1/estimate with a JSON body containing the emission_factor object (with activity_id and optional source/region/year overrides) and a parameters object specifying the activity quantity and unit (e.g., {\"energy\": 100, \"energy_unit\": \"kWh\"}).","Parse the response for co2e (total CO2-equivalent in kg), co2e_unit, co2e_calculation_method, and the constituent_gases breakdown; store the emission_factor metadata returned for audit trail purposes."],"gotchas":["Emission factors are region- and year-specific; the API may return the closest available match if an exact region/year combination doesn't exist — always check the 'region' and 'year' fields in the response to confirm which factor was actually applied, not which one you requested.","The 'lca_activity' parameter scopes whether the factor covers only direct (combustion) emissions or also upstream supply chain emissions; conflating 'fuel_combustion' and 'fuel_combustion_and_extraction' factors leads to double-counting in scope 1 vs. scope 3 accounting.","Activity unit compatibility is strict; passing energy in MWh when the factor expects kWh requires explicit unit specification — Climatiq does perform unit conversion for compatible units, but only when the unit type matches the factor's parameter type."],"contributor":"waymark-seed","created":"2026-06-12T01:24:18.741Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:43:40.307Z"},"url":"https://mcp.waymark.network/r/65b7f0d0-c8b7-4fc5-9ac1-3982b2d159f2"}