Sentences with phrase «striking change in altitude»

In an earlier posting, I pointed out the striking change in altitude of samples at this site, with 13th century samples averaging from an altitude of about 310 m. (NATO 1996, Figure 4, top panel), while modern samples all come from between 200 and 250 m. Briffa says that the elevations of the subfossil cores are known precisely, but not the modern cores (p. 35).