Sustainability
Environmentalism, Conservation, Eco-friendliness
 
Pollution
Contamination, Toxicity, Environmental degradation
 
Biodiversity
Ecological diversity, Species variety, Natural variety
 
Climate change
Global warming, Environmental shifts, Climate crisis
 
Renewable
Sustainable, Reusable, Recyclable
 
Conservation
Preservation, Protection, Stewardship
 
Deforestation
Clear-cutting, Logging, Forest depletion
 
Ecosystem
Habitat, Biome, Natural system
 
Carbon footprint
Environmental impact, Carbon emissions, Ecological footprint
 
Ozone depletion
Ozone layer destruction, Ozone hole, Stratospheric ozone depletion
 
Waste management
Garbage disposal, Trash handling, Waste control
 
Renewable energy
Clean energy, Green energy, Sustainable energy
 
Natural resources
Raw materials, Environmental assets, Earth's treasures
 
Conservationist
Environmentalist, Protector, Advocate
 
Ecological footprint
Carbon footprint, Environmental impact, Ecological impact
 
Emission
Release, Discharge, Exhaust
 
Pollutant
Contaminant, Toxin, Harmful substance
 
Sustainable development
Balanced growth, Responsible progress, Environmentally friendly development
 
Recycling
Reuse, Repurposing, Resource recovery
 
Greenhouse effect
Global warming effect, Heat-trapping effect, Climate effect
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