Related by context. Frequent words. (Click for all words.) 69 compact fluorescent bulbs 66 light bulbs 65 CFL bulbs 64 CFLs 58 reusable shopping 57 fluorescent bulbs 56 ENERGY STAR qualified 53 lightbulbs 52 incandescent light 51 incandescent bulbs 49 ENERGY STAR ® 49 ENERGY STAR 47 Energy Efficiency 47 eco friendly 47 reusable bags 47 installing solar panels 47 environmentally friendly 45 recycle 45 environmentally conscious 45 water heaters 45 weatherization 44 incandescent bulb 44 light bulb 43 LED bulbs 43 recyclable 43 weatherize 43 LED lighting 43 bulbs 43 kilowatt hours 42 Eco Friendly 42 ecologically friendly 42 recycled materials 42 solar panels 42 environmentally responsible 42 carbon offsets 42 recycling 42 thermostats 41 recycling bins 41 Energy Efficient 41 LED lights 41 install solar panels 41 carbon footprint 41 curbside recycling 40 environmentally sound 40 rooftop solar 40 Recycle 40 renewable energy 40 Conserve 40 eco conscious 39 Energy Saving 39 carbon neutral 39 RecycleBank 39 greener 39 carbon monoxide detectors 39 bottled water 38 Greener 38 wood stoves 38 Rebates 38 halogen 38 ecologically sound 38 conserving 38 kWh 38 Climate Protection 38 reduce carbon emissions 38 retrofit 38 energy 38 geothermal heating 38 recycled 38 rebates 37 household appliances 37 Zero Waste 37 lightbulb 37 Sustainable 37 insulation 37 solar powered 37 Eco friendly 37 rechargeable batteries 37 coupons 37 PPL Electric Utilities 37 Earth Hour 37 flush toilets 37 recyclable materials 37 water heater 37 cleaner greener 37 Smart Grid 37 smoke detectors 37 smart grids 37 curbside pickup 36 composting 36 household hazardous waste 36 carbon footprints 36 reduce greenhouse gas 36 compostable 36 alternative fuels 36 smart grid 36 appliances 36 environmental friendliness 36 fluorescent lighting 36 Demand Response 36 hybrid electric 36 Recycling