Translations:Adventist Youth Honors Answer Book/Nature/Geology - Advanced/14/en

h. Chalk cliffs

Chalk cliffs in Møn, Denmark.

The Chalk Formations of Europe are thick deposits of chalk, a soft porous white limestone, deposited in a marine environment during the upper Cretaceous Period. They appear most prominently in England.

i. Icebergs

Icebergs

Icebergs can be found in arctic areas such as Antarctica, the Arctic Ocean, Iceland, and Greenland.

j. Atolls

Los Roques archipelago

Atolls form around volcanic islands in the Pacific ocean.