The 365–day running average for sea ice extent is now lower than 9.99 million km² and dropping by about 19 thousand km² per month. The light–green confidence interval suggests 2019 might go lowest on record for all–year average.
A: Here: https://ads.nipr.ac.jp/vishop/#/extent
Q: How can anyone make an annual average graph?
A: Easy. Use a computer. Add all the ice for the latest 365 days, divide by that number of days.
Q: Why would I even do that?
A: Let’s say you want to know how much ice we have in 2019 compared to other years.
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