Related by context. Frequent words. (Click for all words.) 61 environmentally friendly 60 efficiency 57 eco friendly 56 environmental sustainability 56 practicality 53 sustainability 52 environmentally conscious 52 user friendliness 51 livability 50 environmentally responsible 49 carbon footprint 49 environmental stewardship 49 greenest 49 eco 49 aesthetics 49 durability 48 dependability 48 carbon footprints 48 cleanliness 48 environmentally sustainable 48 environmentally sound 48 reliability 47 greener 47 eco conscious 47 ecologically friendly 47 CO2 emissions 46 CO2 emission 46 friendliness 45 environmental 45 Eco friendly 45 compactness 44 exhaust emissions 43 greenwashing 43 zero emission 43 ergonomics 43 Eco 42 customer satisfaction 42 ecological footprint 42 usability 42 reducing carbon emissions 42 spaciousness 41 environmental impacts 41 carbon neutral 41 LEED certification 41 environmentally 41 LEED 41 quietness 41 Eco Friendly 41 serviceability 41 carbon emission 41 Toyota Prius hybrid 40 helpfulness 40 ruggedness 40 Efficiency 40 technological innovation 40 carbon emissions 40 environmentalism 40 desirability 40 ENERGY STAR ® 40 affordability 40 craftsmanship 40 alternative fuels 40 ENERGY STAR 39 carbon dioxide emissions 39 LED lighting 39 accessibility 39 refinement 39 ENERGY STAR qualified 39 convenience 39 mileage 39 Energy Efficiency 39 Sustainability 39 diesels 39 emissions 39 bioplastics 39 recycled materials 39 LEED certified 38 Reliability 38 reduce carbon emissions 38 ecological 38 emission reduction 38 economical 38 elegance 38 quality 38 CR Z 38 continual improvement 38 greening 38 innovation 38 reducing greenhouse gas 38 aesthetically pleasing 38 without sacrificing 38 trustworthiness 38 diesel powered 38 aesthetic 38 Energy Efficient 37 workmanship 37 tailpipe emissions 37 excellence 37 hydrogen fuel 37 efficient 37 MPG