Chinese surnames are used by Han Chinese and Sinicized ethnic groups in Mainland China, Hong Kong, Macau, Malaysia, Taiwan, Korea, Singapore, Vietnam and among overseas Chinese communities. In ancient times two types of surnames existed, namely xing (Chinese: å§; pinyin: xÃ¬ng) or lineage names, and shi (Chinese: æ°; pinyin: shÃ¬) or clan names.
An ice sheet is a large permanent layer of ice covering a continental shelf, defined as having an extent greater than 50,000 km2 (19,305 mi2). An ice sheet is larger than a glacier or ice shelf.
We refer to the polar ice cap biome as the regions of the planet covered by ice most of the year. This includes large portions of the arctic and antarctic.Defining an Ice cap: A polar ice cap or polar ice sheet is a high-latitude region of a planet or moon that is covered in ice.e refer to the polar ice cap biome as the regions of the planet covered by ice most of the year. This includes large portions of the arctic and antarctic.