Wrangell Sentinel -

PETERSBURG ­– ­Last week, the Petersburg High School LeConte Glacier survey team tracked the latest movements of the tidal glacier after surveying its terminus earlier this month.

Students traveled by skiff and helicopter to the site where they measured LeConte’s terminus, or the point of the face of the glacier furthest out.

They used vertical and horizontal plane measuring instruments called theodolites.

“To make it easier for ourselves, there are stakes driven into the rocks so we can set up on the same points year after year after year,” junior Kyle Hagerman said.

PHS instruc...