|
|
|
|
|
Kazuhisa A. Chikita, Hideo Oyagi, Tadao Aiyama, Misao Okada, Hideyuki Sakamoto and Toshihisa Itaya
A deep temperate lake, Lake Kuttara, Hokkaido, Japan (148 m deep at maximum) was completely ice-covered every winter in the 20th century. However, ice-free conditions of the lake over winter occurred three times in the 21st century, which is probably due...
ver más
|
|
|
|
|