Imagery date refers to Google Earth capture of land forms. Ice extent is for August 31, 2016 from MASIE. Serenity is docked at Devon Island. Click to zoom in.
Researchers found that ice conditions in the 19th century were remarkably similar to today’s, observations falling within normal variability. The study is Accounts from 19th-century Canadian Arctic Explorers’ Logs Reflect Present Climate Conditions (here) by James E. Overland, Pacific Marine Environmental Laboratory/NOAA, Seattle,Wash., and Kevin Wood, Arctic Research Office/NOAA, Silver Spring, Md. H/t GWPF
This article demonstrates the use of historical instrument and descriptive records to assess the hypothesis that environmental conditions observed by 19th-century explorers in the Canadian archipelago were consistent with a Little Ice Age as evident in proxy records. We find little evidence for extreme cold conditions.
It is clear that the first-hand observations of 19th-century explorers are not consistent with the hypothesized severe…