ocr: Demmane GREENLAND Struit and detection caverns by on the maneuvering ice's among underside, the where lobes Akureyri DENMARK) sonar is scattered and absorbed, making it ICELAND much less effective. SP-L After Pargo reached 90° north, the com- Fighting storms and; panic, May m7o nm mander brought the sub to the surface as he scientista driftatation, ont the Severnyy first Soviet Polyus had earlier, ramming up through thin ice. (North Pole)t 1 ort SPh Gore climbed out and got his first look at the whent became they national were rescued heroes 4 North Pole. "It was very bright- - and the eeri- f ...