Snow and Antarctic Lichens
Permafrost is the soil (including rock, organic matter and water in the soil) that remains at temperatures below 0ºC for periods over 2 years. When it melts, it can cause…
0 Comments
15/07/2015
Climate change is responsible for the changes in diet and exposure to contaminants in polar bears
Global warming, one of the most troubling climate change has been associated with several changes in physiology and species distribution. In the Arctic, the increase of the average annual temperature…
15/05/2015
Whales: the death that leads to life!
Usually when a whale dies it sinks into the ocean - an event called whale-fall. When it reaches the deep ocean - a very unproductive area - it provides an ephemeral habitat [1]…
15/04/2015
Microbiology in Antarctic Deserts
Antarctica is one of the most extreme terrestrial environments both at the physical and chemical levels. However, their soils have a great diversity, some richer in nutrients, usually located at…
15/02/2015
The Arctic Ocean is more vulnerable to acidification than the Southern Ocean
A study published in 2013 has focused on the comparison of the sensitivity of the polar oceans to anthropogenic acidification [1]. This designation - acidification - constitutes a pH decreasing,…
15/01/2015
Analysis of high-resolution ice core records reveals lead pollution began in 1889 and persists today
Antarctica is an isolated continent but due to the global atmospheric circulation, it keeps a record of the evolution of the terrestrial paleoclimate [1] written in its ice layers. Contaminants…
15/12/2014