As an aside, should we be investing trust more in USGS or Lysander University?

No. What the chart actually shows is that the glaciers were smaller in 2015 than they were in 2005. But that does not show that they were shrinking in all of those years or are shrinking now. They could have shrunk for say 5-6 years and grown for 4-5 years and still be smaller at the end of the ten year span than they were at the beginning. They could have shrunk and grown every other year and still ended up smaller at the end of those ten years.

The glaciers in the Park have certainly shrunk dramatically since 1850, which is exactly what one would expect at the end of a several centuries long cold spell, but that’s all the figures in the table show … the expected.

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So what ended the LIA and does it account for our more current warming?

Yes, I expect that there would be some natural perturbation. The overall trend is unmistakably showing retreat, right?

Agreed. Glacier shrinkage is not proof of AGW.

when’s the coastlines gonna disappear?

(dont say in 10 years)

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Once again you head off toward left field …

You brought up the LIA, seemed knowledgeable, and I didn’t know the answer so I asked you in an effort to learn. My apologies.

Refer back to the half dozen or more times that I have explained that to you in this and other GW threads.

Sorry, I missed it or forgot. I searched “lia” in this thread and didn’t find your post explaining.

Look again. I had a lengthy discussion with you regarding the LIA and the timing of the warming hence forth. I’m not going to go over it again just because you can’t remember or find the discussion. That’s your problem, not mine. It doesn’t have anything to do with what we were just talking about anyway other than the data you presented starts about the time the LIA ended.

Instead of continuing with the weaseling how bout a straight answer to the question you keep dodging?

What is the key essential thing needed for the growth of glaciers?

There must be a reason you keep running from the question, do you not know the answer?

Only if you cherry pick your start and end points.

Glaciers ebb and flow and have since the first glacier was formed on this planet. They are incapable of remaining stable.

What is the key element necessary for glacial growth?

I wasn’t asking about the timing. I recall that. I was asking about the mechanism. Searched this thread as you claimed and didn’t find it. That’s the limit of what I’ll do. I’ll google. Oh well.

If you don’t know the answer then I suggest you google it. It’s out there. I’m not your google.

So I googled and found this on the likely cause of how we got out of the LIA.

  1. Increased solar activity - observed until mid-20th century so it would not account for current warming. When calculated it accounts for about 20% of warming from the LIA.

Try a straight answer instead of weaseling. I have faith you can pull it off for a change.

Like I said, if you don’t know the answer I suggest google.

What’s the point of asking you anything if you are always going to defer to Google? This is a discussion board. We want to know what you think, not some user edited on-line reference.

If you want my opinion on something or if you are asking because you don’t know, that is one thing. We both know that isn’t the case here.

This is a discussion board, not a schoolhouse with Wildrose as schoolmarm.

And finally, didn’t you just reject my asking about the cause for the end of LIA and I went to google instead for the answer?

Rationalization at its finest. Good job. :+1: