Biogeochemistry of iron and phosphorus in soils impacted by penguin colonies in Antarctica

• Main Author: Perez Rojas, Nadejda
• Format: Thesis
• Language: English
• Published: Université d'Ottawa / University of Ottawa 2008
• Subjects: Biology, Ecology.; Biogeochemistry.; Agriculture, Soil Science.; Environmental Sciences.; Gardiner; Guano; Antarc*; Antarctica
• Online Access: https://dx.doi.org/10.20381/ruor-12182; http://www.ruor.uottawa.ca/handle/10393/27646

Penguin colonies from permanently cold environments have a strong impact on their surrounding ecosystem because their excrements provide ample nutrients to the soils and sediments. The high phosphate content of the penguin guano directly affects primary productivity. However, phosphate solubility is...