All PLANET EARTH groups supports:

Greenpeace * United Nations High Commissioner for Refugees (UNHCR) * American Bird Conservancy

PLANET EARTH SUNRISE SUNSETS 5,107 members

PLANET EARTH ANIMALS/BIRDS 4,444 members

PLANET EARTH ARCHITECTURE 5,411 members

PLANET EARTH LANDSCAPES 6,591 members

PLANET EARTH OUR HOME 12,429 members

PLANET EARTH IN BLACK AND WHITE 3,663 members
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PLANET EARTH FLOWERS 2,029 members

PLANET EARTH BACK IN THE DAY 4,481 members

PLANET EARTH URBAN LANDSCAPES 1,038 members

PLANET EARTH MOUNTAINS 806 members

PLANET EARTH FIELD GUIDE TO AMERICAN ARCHITECTURE 316 members

PLANET EARTH VINTAGE ADVERTISING 743 members

PLANET EARTH REFLECTIONS 2,502 members

PLANET EARTH IN PANORAMA 1,760 members

PLANET EARTH VINTAGE ARCHITECTURE 674 members

PLANET EARTH WILDLIFE AND NATURE 1,626 members

PLANET EARTH WEATHER 814 members

PLANET EARTH IN SILHOUETTES 1,471 members

PLANET EARTH MACRO WORLD 1,307 members

PLANET EARTH BIRD WORLD 1,341 members

PLANET EARTH IN BOKEH AND DOF 760 members

PLANET EARTH AGRICULTURE 650 members

PLANET EARTH UNDERWATER 1,029 members

PLANET EARTH HORSES 972 members

PLANET EARTH NIGHT LIGHTS 1,012 members

PLANET EARTH 100 YEAR CLUB 498 members

PLANET EARTH ON BLACK 412 members

PLANET EARTH TRANSPORTATION 1,846 members

PLANET EARTH TRAINS AND RAILROADS 814 members

PLANET EARTH IN SEPIA 454 members

PLANET EARTH IN HDR 354 members