environmentalist
Số nhiều: environmentalists
Từ liên quan
conservationistecologistecologyenvironmentnatureconservationsustainabilitypollutionclimate changebiodiversityecosystemgreenrecyclingrenewable energycarbon footprinthabitatwildlifeglobal warmingactivistadvocacygreenhouse effectozone layerdeforestationcompostorganicsolar powerwind turbinenatural resourcestewardshippreservationbiofuel