SimilarityRank
man-made 0.977 16405
artificial 0.709 5568
natural 0.701 530
volcanic 0.658 15287
reefs 0.650 16565
biosphere 0.635 44340
anthropogenic 0.634 46957
shorelines 0.630 48633
lagoons 0.629 39974
freshwater 0.629 17722
sinkholes 0.627 93879
impervious 0.626 36679
rainforests 0.623 35372
earth's 0.620 19250
synthetic 0.620 7219
coral 0.620 11031
nature's 0.618 22532
naturally-occurring 0.616 94684
tsunamis 0.615 54433
ecological 0.614 9588
ocean 0.609 3836
lakes 0.609 8106
coastlines 0.609 48338
oceans 0.609 13547
dams 0.606 18628