![3 maps showing New Zealand’s changing coastline.](http://static.sciencelearn.org.nz/images/images/000/003/589/full/TREES_ART_01_The_uniqueness_of_New_Zealand_plants_ChangingCoastline.jpeg?1674171281)
Over millions of years, New Zealand as a land mass has altered in shape and size, due largely to sea level changes, tectonic activity and glaciation.
Over millions of years, New Zealand as a land mass has altered in shape and size, due largely to sea level changes, tectonic activity and glaciation.