earth metaphor

abstract ammonite ancient animal archeology arnioceras atmosphere background blue bone bones business circular cold concept continents coral core cretaceous curve danger dinosaurs earth eco ecological ecology electricity energy environment exploitation floating fossilized fossils futur geography geologic global globe jurassic lagoon life marine metaphor mineral move moving oceans old past planet planetarium population precious prehistoric preserve protect publicity reef renewables round safety sea seashell shell space specimen spin spiral surface swirl system tail terra universe valuable visual vortex wallpaper water wave waving whirlwind world