Ring Tensi le Strength 

 (kg/cm^) 



Temperature 

 (°C) 



Salinity 

 (ppt) 



O 8 Dec A A 31 De 



Q 20 Dec H □ 12 Ja 



Figure 17. Comparison of ring-1-ensile strength, temperature, and salinity In 

 a thick, mature isothermal ice sheet. 



28 



