Frost heave ice crystals lifting out of soil during heavy frost, National Park, New Zealand (NZ). Stock photo from New Zealand (NZ). Photos and Stock Photography by Rob Suisted

Frost heave ice crystals growing up out of wet soil during heavy frost overnight, New Zealand (NZ). Stock photo from New Zealand (NZ). Photos and Stock Photography by Rob Suisted

Heavy frost ice crystals growing in freezing winter morning temperature, New Zealand (NZ). Stock photo from New Zealand (NZ). Photos and Stock Photography by Rob Suisted

Thin Ice

Frost heave, Journal of Glaciology

Frost heave ice crystals lifting out of soil during heavy frost, National Park, New Zealand (NZ). Stock photo from New Zealand (NZ). Photos and Stock Photography by Rob Suisted

Scattered frost heaving ice crystals during heavy frost. Texture, National Park, New Zealand (NZ). Stock photo from New Zealand (NZ). Photos and Stock Photography by Rob Suisted