the OP graph clearly shows Arctic Sea ice extent at Feb. 25 is...

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    the OP graph clearly shows Arctic Sea ice extent at Feb. 25 is near its low point this century.

    its what any reasonable person might expect, if they're living on Earth, where global land and ocean surface temperatures are trending higher over the past century or so.

    we know this as scientists have measured temperatures.

    Measuring Arctic Sea ice extent has been helped no end in the past few decades by huge amounts of data captured by satelites.

    reinforcing this and As you'd expect in a warming world, major world glaciers are in retreat, according to the World Glacier Monitoring Service.

    the following from this service's internet site.

    "Mass balance values for the observation periods will be reported from more than 130 glaciers worldwide. The mass balance statistics (Table 1) are calculated based on all reported values and on available data from the 40 reference glaciers with continued observation series of more than 30 years.

    "In addition, preliminary mass balance values are given for 2019/20 for some glaciers.

    "The average mass balance of the glaciers with available long-term observation series around the world continues to be negative. The new data continues the global trend in strong ice loss over the past few decades," the service reported.

    we also know this because scientists measure the "strong ice loss".

    pseudoscience, as espoused by the anti-science clique that can reasonably be tagged climate change deniers, measures nothing.

    oh btw Zipperlip, the OP referred to the Arctic, from which you plumbed the trite Arctic region. How did you know? cor blimey.
 
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