a tree in a floating glass sphere against a blurred green backdrop represents earth days focus on environmental sustainability

tree growing inside glass globe environmental art sustainable design earth day themed globed nature within structure translucent ball greenhouse effect symbolic representation orbs biophilic blurred background environmentalism ecological sustainability symbol sphere biodiversity preservation conservation ecoconsciousness green planetary protection recycled materials upcycling minimalistic organic shapes living earthy colors ecofriendly symbolism awareness inspired bottled forest