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As a groomer operator, this is horrifying. Tragedy for sure and my condolences to the family. I don't know more than what the DNR has published, but I know this trail is a RR grade and my first thoughts are that it should be very difficult to be surprised by anything coming at you. DNR press...

John - your opinion on this study - any obvious red flags a lay person would miss? https://www.sciencedirect.com/science/article/pii/S1364682621001905 The main conclusion: despite continuous CO2 increase in the Earth's atmosphere long-term variations of thermospheric parameters are controlled...

John - Why do we see the levels of the Great Lakes fluctuate over time yet precipitation measurements do not correlate to those cycles? Or do they and I'm just not using my data correctly? I would think that rain/snow amounts would directly impact water height of Superior or Huron, but that...

Guess WI is cracking down on those hauling sleds on their car roof. https://kstp.com/minnesota-news/car-with-snowmobile-on-roof-stopped-in-Wisconsin/5913817/

Recent news article indicated La Nina forming over the Pacific, which means surface temps are cooler and could mean colder and snow for us, according to the article. Any thoughts on it (chance of it happening and chance of it's impact to us)? There is so much you can't believe on the news...

John - have you seen this and have any thoughts? Sounded like a novel approach. https://arstechnica.com/science/2020/01/google-used-deep-learning-to-improve-short-term-weather-forecasts/ How Google researchers used neural networks to make weather forecasts Google says its forecasts are better...

Trail 418 (RR grade) east of AuTrain is now a true triple use trail according to DNR's press release on 2/7/19. As you can see from the attached current photo from DNR, this snowmobile trail is also now open to personal watercraft. Sleds on the side, PWC down the center. Note to sledders -...

Looking for mens heated vest - what brands/models have you used? I've had a couple, both have been battery operated. Found they just didn't keep putting out the heat for long days on the sled. Have had Mobile Warming, Exo2 and one from SkiDoo. I'm struggling to find one that puts out lower...

Looking for a better lock for the trailer doors that handle the salt and ice. Is there a brand/model of lock (aka Master Lock) that you have found to survive the gunk? I was looking at trying these: http://www.masterlock.com/products/product_details/311KALH

My condolences to all those affected by the victims that contributed to these numbers. Statistically, I could see no trend over the last three seasons other than poor snow conditions (10/11 & 11/12) meant lower rider numbers which also produced lower fatalities overall. If you take the 07-08...