News tagged with polar regions

Mercury contamination threatens Antarctic birds

Mercury contamination in the Antarctic and Subantarctic affects bird populations, reveal researchers from the Centre d'Etudes Biologiques de Chizé and from the 'Littoral, Environnement et Sociétés' Laboratory ...

Apr 11, 2014 5 / 5 (1) 0

Image: Polar vortex enters northern US

The polar vortex is a whirling and persistent large area of low pressure, found typically over both North and South poles. The northern polar vortex was pushing southward over western Wisconsin and eastern ...

Jan 07, 2014 4.7 / 5 (3) 0