Snail Fossils Suggest Semiarid Eastern Canary Islands Were Wetter 50,000 Years Ago
Monday, November 2, 2009 - 01:21
in Paleontology & Archaeology
Isotopic measurements performed on fossil land snail shells found in ancient soils on the subtropical eastern Canary Islands resulted in oxygen isotope ratios that suggest the Spanish archipelago off the northwest coast of Africa has become progressively drier over the past 50,000 years, according to new research.