a metaphorical eco-themed image - representing green, ecological and eco-sustainable europe (green world concept,

environment biodiversity climate storage ecosystem power evolution habitats pollution nature organism population resource sustainability species adaptation biome cycle decomposition ecology photosynthesis genetics interaction mutation niche productivity resilience symbiosis succession trophic agriculture atmosphere carbon desertification extinction forests hydrosphere lithosphere ocean ozone waste soil temperature humidity vegetation waterfall air fauna flora metaphorical eco-themed image representing green ecological eco-sustainable europe world concept saving