Additional stops highlight the strandline and sediment record of the youngest glacial lake phase (glacial Lake Duluth), including the inspection of Lake Superior sediment cores that are archived at the National
Lacustrine Core Repository in Minneapolis.
I assume the error bars are cumulative — i.e., tree rings have a certain error bar, and ice cores have their error bars, and so do corals and
lacustrine cores (I hope I used the right term there), and all of them add or multiply together (multiply, if I understand it correctly) when homogenizing and compiling them into one record.
Not exact matches
On the chart, symbols are used to show the location of ice
cores (circle), marine sediments (diamond),
lacustrine — or lake — sediment (triangle) and tree fossil data (square).
Symbols show the location of ice
cores (circle), marine sediments (diamond),
lacustrine sediment (triangle) and tree fossil data (square).