Ключевые слова: air, air pollution, airplane, alternative, atmosphere, background, bio, business, carbon, carbon emissions, carbon footprint, carbon free, climate, co2, concept, conservation, construction, credit, earth, economy, emission, energy, engine, environment, environmental pollution, esg, flight, footprint, friendly, gas, green, greenhouse, neutral, ocean, power, reduction, renewable, resources, responsible, save, shoe, solar, sustainability, technology, tourism, tourist, transport, transportation, travel, turbine,