Ключевые слова: activity, agreement, analyze, audit, calculating, carbon, check, co2, combustion, company, contract, control, corporation, credit, data, document, electricity, emission, engine, enterprise, examine, firm, footprint, fuel, greenhouse, inspect, investigate, leaking, locomotive, machine, market, measurement, mechanical, organization, process, quantity, railway, record, regulator, report, site, sustainability, system, trade, train, transit, vehicle, verify, workplace,