IOW College Library Resources

Biological clocks - telling the time in the Arctic

Medium Periodical Article
Medium - part of - (Periodical Copy) (Date) Nov2008 (Volume) 21 (Number) 2
Medium (Periodical) Biological Sciences Review.
Classif 570 BIO
Subject Arctic
Page 14-17
Authors Stokkan, Karl-Arne
Contents

Plants and animals can measure time. They use the daily light-dark cycle to anticipate and prepare for predictable changes throughout the day. What happens to such biological timing in the land of the midnight sun?

Keywords
Arctic     Arctic Circle     Arctic wildlife     Biological clock     Daylight     Melatonin     Sun     Time     Twilight