The pseudonymous* Steve Goddard has a fairly long and vocal history among the denial movement, often getting the Arctic trend wrong, and accusing the NSIDC of doctoring data. Someone I was talking to on Twitter retweeted a post from Goddard commenting on how big a recovery there was in Arctic sea ice.
Well, a first impression when looking at that chart certainly makes one think everything's just fine. Then you notice the legend. 2005 onwards? I wonder if we can find a more informative chart, perhaps with some more context. Yes, yes we can**. Here's the chart from the front page of the NSIDC:
And here's one fairly similar to Goddard's from NASA. Notice the drop from decade to decade. Where do you think 2009-2018 is likely to be?
The below video might help you understand how the Arctic is going;
* I note that Steve Goddard is a pseudonym because the person who I was talking to shortly afterward criticised me for only using Mike K. Goddard is quite well known to be using a pseudonym, and I think he has the right to do so. Some others have named him due to his rather public profile, but I've decided against it.
** That's a deliberate attempt to needle anti-Obama people.