There’s an old joke among rock experts. Ask a geologist what’s two plus two, they’ll likely answer “somewhere between three and five and close to four,” said local geologist Cindy Buxton who gave an “Introduction to Haines Geology” via Zoom on Thursday, March 25.

“It’s not because we can’t add,” Buxton said. “It’s because the question isn’t that simple. We know that we can’t (always) be very precise and we can’t always be very accurate…