Related by context. Frequent words. (Click for all words.) 74 carbon footprint 56 carbon emissions 55 greenhouse gas emissions 53 environmental impacts 52 GHG emissions 52 CO2 emissions 52 environmental sustainability 51 greenhouse emissions 50 carbon dioxide emissions 50 Sustainability 49 sustainability 49 carbon neutral 49 reduce carbon emissions 49 environmentally conscious 49 environmentally sustainable 48 greener 47 greenhouse gases 46 footprint 46 environmentally friendly 45 emissions 45 eco friendly 45 Sustainable 44 greenest 44 environmentally responsible 44 biodiversity 43 greening 42 climate change 42 sustainably 42 greenhouse gas 41 environmental 41 sustainable 40 pollution 40 CO2 40 eco 40 fossil fuels 40 ecological 40 Sustainable Development 39 ecologically 39 deforestation 38 planting trees 38 Climate Change 38 composting 38 environmentally 38 impacts 38 carbon 38 environmental stewardship 38 Biodiversity 38 consumption 38 fossil fuel 37 arable land 37 carbon dioxide 37 Eco 37 air pollution 37 environmentally sound 37 global warming 37 emission reduction 37 Climate Action 36 renewable energy 36 socially responsible 36 conserving 36 ecosystems 36 wellbeing 36 planet 36 conservation 36 biomass 35 recycle 35 zero emission 35 Environment 35 environmentally sensitive 35 desertification 35 recycling 35 habitats 35 ecology 35 recycled materials 35 oceans 35 recyclable 34 renewable 34 Climate 34 environmental degradation 34 plastic bags 34 freshwater 34 per capita 34 bioenergy 34 dimensions 34 soil erosion 34 polluting 34 burning fossil fuels 33 rainforests 33 Greener 33 biofuel 33 traffic congestion 33 biofuels 33 pollutants 33 size 33 disposable income 33 efficiency 33 conserve 32 Earth Hour 32 carpooling 32 reduce greenhouse gas 32 urbanization