The signs of climate change may be most visceral on a local level, but preserving what remains of the glaciers requires dramatically scaling back greenhouse gas emissions around the world. Jakobshavn Glacier in western Greenland is notorious for being the world’s fastest-moving glacier. By Roger I. Arctic wildfires are lasting longer and burning more intensely, 'Zombie fires' a growing risk in the warming Arctic. If true, that would be welcome news. Glacier National Park covers a huge swath of land, yielding plenty of accommodation options. The U.S. Geological Survey spells it out in plain language: “Despite occasional big winters or frigid weeks that occur, the glaciers of GNP, like most glaciers worldwide, are melting as long-term average temperatures increase.”. Do Not Sell My Personal Information, Your California Privacy Rights If that were actually happening, it would be welcome news, and as the blog author hints, it would indeed be newsworthy. Yet the mass trend in the northern Rockies, where Glacier National Park is located, and in nearly all mountain ranges in the world is on a steady decline. Enter email for instant 15% discount code & free shipping. We now know that’s not the case. A 2003 report was based on modeling a scenario of doubling pre-industrial atmospheric CO2 levels by 2030, which would have melted the park’s major glaciers – and presumably the minor ones, too – by 2030. 78,524, This story has been shared 69,149 times. Were it true that Jackson glacier had grown by 30% since 2009, the glacier would be larger now than it was in the 1990s. After encountering several social media references that glaciers are growing in my home state of Montana, I dug in to find the origin of the myth, and check in with scientists for an update on the status of Glacier National Park’s namesake features. Below this size, the ice is generally stagnant and does not move, unless it is on a steep slope. Park officials have known that the glaciers would still be intact come 2020 since 2017, when they learned that the US Geological Survey forecast … As for reports that Grinnell and Jackson glaciers are growing, data clearly show that’s not the case. The data include scientific information for the 37 named glaciers in Glacier National Park and two glaciers on U.S. Forest Service land. The glaciers at Glacier National Park probably formed after the Holocene Climatic Optimum and reached their maximum extent in the mid-1800’s toward the end of the Little Ice Age. Glacier National Park is replacing signs predicting that its glaciers will be “gone by 2020.” Sharp-eyed visitors have noticed that far from disappearing by 2020, some of them have actually increased in size, and 29 of the glaciers in the Montana park remain stubbornly unmelted, despite “climate change.” We've received your submission. Do Not Sell My Personal Information. After publication of that report, field observations showed glacier melt to be years ahead of the projections, causing scientists in 2010 to revise their “end date” to 2020. © 2020 Yale Climate Connections | Created by Constructive, Inuit activist Sheila Watt-Cloutier on the cultural value of ice and snow. This year (2018) it quickly became clear that the glaciers have grown substantially in recent years. Climate Alarmists Meltdown Over Glacier National Park (Except When They’re Growing) A blog published earlier this month by Roger Roots, an attorney, reveals overheated desperation of a different sort than we tend to hear about in the mainstream media. Webcams are located throughout the park to provide views of the vast diversity of landscapes found in Glacier. Accessed June 13, 2016. 39,086, © 2020 NYP Holdings, Inc. All Rights Reserved Never put a time limit on your doomsday predictions. Florentine summarized the findings as an “overall, consistent trend of mass loss” which she described as “pretty striking, considering that the benchmark glaciers are in such different climate settings.”, Echoing USGS, the National Park Service is unequivocal on its website: “the park’s glaciers are all getting smaller,” explains the park’s webpage about glaciers. Because of these factors, these glacier remnants appear more capable of withstanding higher temperatures, compared to the thinner, lower-elevation parts of the glaciers that underwent rapid melt. Post was not sent - check your email addresses! Glaciers are “dynamic and flowing landforms,” explained Florentine, and new understanding of the intricacies of glacier retreat can help clarify why the remaining glaciers are more persistent than once thought. “It’s really important to have scientific information so we get the numbers right,” she said. The government has erected a sign with two photos: (1) the Glacier in 1911; and (2) the Glacier in 2009. Since 1895, NOAA data show the two counties that comprise Glacier National Park have warmed nearly 3 degrees F, a trend that is taking a heavy toll on the glaciers. Your California Privacy Rights Glaciers were present within current Glacier National Park boundaries as early as 7,000 years ago but may have survived an early Holocene warm period (Carrara, 1989), making them much older. An arête where three or more glaciers meet to form a peak is called a horn. A 2003 reportwas based on modeling a scenario of doubling pre-industrial atmospheric CO2 levels by 2030, which would have melted the park’s major glaciers – and presumably the minor ones, too – by 2030. National Park Service (2016) Glacier National Park: Glaciers/Glacial Features. Glacier National Park in the U.S. state of Montana is filled with deep glacial valleys and sharp arêtes. Scientists predict that, by the year 2030, the glaciers that give their name to Glacier National Park will be gone. Despite recent cold winters, warmer-than-average summer temperatures have been erasing all the wintertime gains, and then some. “Officials at Glacier National Park (GNP) have begun quietly removing and altering signs and government literature which told visitors that the Park’s glaciers were all expected to disappear by either 2020 or 2030” because of climate change. After publication of that report, field observations showed glacier melt to be years ahead of the projections, causing scientists in 2010 t… Terms of Use Both glaciers have gotten progressively smaller, and their overall footprints shrank by 8.4% and 5.8% respectively, in the 10-year period between 2005 and 2015. No need for imaginary secrecy. The so-called university reported that in 2018 “it quickly became clear that the glaciers have grown substantially in recent years.” Various blog posts make claims of the expansion of the Grinnell and Jackson glaciers by 25 or 30 percent or more since 2009. The signs have been updated to say, “When they will completely disappear, however, depends on how and when we act.”, Another sign that used to have the 2020 date now reads, “Some glaciers melt faster than others, but one thing is consistent: the glaciers in the park are shrinking.”. The “government is quietly seeking to conceal some of its hysterical claims,” reads one claim. Official Park literature claims that all glaciers in GNP are predicted to melt away by the year 2030. “Almost everywhere, the Park’s specific claims of impending glacier disappearance have been replaced with more nuanced messaging indicating that … Glaciers Appear to be Growing, not Melting in Recent Years. Accessed June 13, 2016. 69,149, This story has been shared 39,086 times. This 2020 date was then put on signs in the park, educating visitors about the observations of rapid ice loss resulting from global warming. USGS Satellite images show the rapid retreat of Sperry Glacier, one of 39 ice sheets in Montana's Glacier National Park, since 1966. May 30, 2019. Trees burned by the 2017 Sprague Creek Fire in Glacier National Park in September 2019. The National Park Service has quietly removed all the signs put up by the Obama administration that told visitors that the glaciers would “all be gone” by the year 2020 due to global warming… because… it’s 2019, and the glaciers are all still there and have been growing. Annual average temperatures in the park have been rising close to 3-degrees Fahrenheit since 1950, impacting not only the park’s glaciers but also its foliage. What, then, is the future of the million-acre national park … “National park officials quietly remove climate change alarmist signs after cold winters sink narrative,” announced a headline on a website that describes itself as a source for “conservative ideas that are not available from traditional media outlets.” “They used all this to ramp up tourism and try to get more people in there before there wasn’t a glacier anymore!” wrote a right-wing talk show host. When asked if these assertions are true, Florentine was resolute: “No,” she said, shaking her head. Perito Moreno is one of the only glaciers in the world that is growing instead of shrinking. Caitlyn Florentine, a glaciologist with the U.S. Geological Survey’s Northern Rocky Mountain Science Center, is one of several scientists charged with keeping an eye on the park’s glaciers. The cumulative dataset spanning 50 years of glacier monitoring was released in 2017 and is freely available to the public. 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glacier national park glaciers growing

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