{"query": "The carbon cost of a hundred kilometres", "count": 9, "results": [{"id": "card_works_carbon", "title": "The carbon cost of a hundred kilometres", "shelf": "the-works", "surface": "secular", "snippet": "Emissions are distance times an emission factor: 100 km at 0.2 kg CO₂/km is 20 kg of carbon dioxide — the arithmetic under any honest footprint.  Worked & sealed by the engine — CO₂ = 100·0.2 = 20 kg.", "authority_tier": "verified", "source": "The Works — worked & sealed", "generated": false}, {"id": "card_theory_atmospheric_thermodynamics", "title": "Atmospheric thermodynamics (dew point, lapse rate)", "shelf": "theories", "surface": "secular", "snippet": "Atmospheric thermodynamics (dew point, lapse rate) — an engine domain that can touch it: meteorology. Calibration: seals — dew point, humidity and lapse rates compute. Rising air expands and cools wit", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_error_correcting_codes", "title": "Error-correcting codes (Hamming, Reed–Solomon)", "shelf": "theories", "surface": "secular", "snippet": "Error-correcting codes (Hamming, Reed–Solomon) — an engine domain that can touch it: information_theory. Calibration: seals — code distances, correctable error counts and parity all compute exactly. A", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_src_word_cubic_kilometre", "title": "cubic kilometre", "shelf": "dictionary", "surface": "secular", "snippet": "cubic kilometre: (noun) a unit of capacity equal to the volume of a cube one kilometer on each edge — syn: cubic kilometer", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_word_kilometres_per_hour", "title": "kilometres per hour", "shelf": "dictionary", "surface": "secular", "snippet": "kilometres per hour: (noun) the ratio of the distance traveled (in kilometers) to the time spent traveling (in hours) — syn: kilometers per hour, kph, km/h", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_word_kilometre", "title": "kilometre", "shelf": "dictionary", "surface": "secular", "snippet": "kilometre: (noun) a metric unit of length equal to 1000 meters (or 0.621371 miles) — syn: kilometer, km, klick", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_pron_kilometre", "title": "kilometre", "shelf": "pronunciation", "surface": "secular", "snippet": "", "authority_tier": "", "source": "", "generated": false}, {"id": "card_src_pron_kilometres", "title": "kilometres", "shelf": "pronunciation", "surface": "secular", "snippet": "", "authority_tier": "", "source": "", "generated": false}, {"id": "card_src_lex_h1387", "title": "H1387 — גֶּ֫בַע (ge.va): Geba", "shelf": "lexicon", "surface": "secular", "snippet": "גֶּ֫בַע (ge.va), Strong's H1387: Geba. § Gaba or Geba or Gibeah = \"hill\" a city in Benjamin, modern 'Jeba', which stands on the top of a steep terraced hill, six miles or ten kilometres north east of ", "authority_tier": "reference", "source": "STEPBible TBESH/TBESG — Extended Strong's lexicon (CC-BY, Tyndale House)", "generated": false}]}