Nightly News | March 11, 2013
Journey to the bottom of the Earth
As the Antarctic ice begins to disappear, penguins are at risk: in some areas one species has declined by a stunning 90 percent. NBC’s Kerry Sanders reports from Antarctica.
There has been no warming, and the ice has continuously increased to record levels.
vortex.nsstc.uah.edu/data/msu/t2lt/uahncdc.lt
arctic.atmos.uiuc.edu/cryosphere/timeseries.south.anom.1979-2008
In April of last year, it was reported that Emperor Penguin populations were double what they had previously believed.
]]>Satellite view helps double Emperor penguin population
Emperor penguins in Antarctica are far more plentiful than previously thought, a study that used extremely high-resolution imagery snapped by satellites has revealed.
“It surprised us that we approximately doubled the population estimate,” said Peter Fretwell, a scientist with the British Antarctic Survey and lead author of a paper published Friday in the journal PLoS One.