In 1958, the head US weather researcher said that Antarctic temperatures had risen five degrees in first half of the 20th century.

CLIMATE WARMING IN THE ANTARCTIC – 5-Degree Rise Over the Last Half Century Is Recorded at Little America ICE IS FOUND THICKER Director of U. S. Program Says Sheet Drops 10,000 Feet in Many Areas – View Article – NYTimes.com

GISS shows zero warming in Antarctica during that period of five degree warming.

data.giss.nasa.gov/gistemp/tabledata_v3/ZonAnn.Ts.txt

As is often the case, GISS temperatures bear no resemblance to reality.