tree line


Definition of tree line

Examples of tree line in a Sentence

The hikers had reached the tree line by noon.

Recent Examples on the Web

At that relatively low elevation and a latitude of 38 degrees north, the upper reaches of the mountain remain below the tree line, and most of the hillsides are covered in thick forests. John Hopewell, Washington Post, "PyeongChang is more than cold enough for the Winter Olympics. It’s just not that snowy.," 9 Feb. 2018 Out of Ski Bowl, on your right, at about tree line and measured at 7,920 feet, there is a route that leads 1 mile to a sparse, volcanic valley called the Gate (directly adjacent to 8,377-foot Red Butte to your right). Tom Stienstra, San Francisco Chronicle, "Joining the ‘5 Percent Club’ at Mount Shasta," 22 Feb. 2018 The cycle is expected to worsen: Loss of alpine grasslands and an advancing tree line could cut leopard habitat by 30 percent, meaning more potential for intra-species conflict. Adam Popescu, Washington Post, "Tracking one of the world’s most elusive cats," 19 May 2018 Freeblast is a climbing route on the first stretch of near-vertical rock above the tree line on El Capitan. Carlos Lozano,, "Investigation continues into death of two climbers who fell from El Capitan in Yosemite National Park," 3 June 2018 Threading cactus forests at 3,000 feet and pushing over the tree line at more than 7,000 feet up means temperatures in spring and fall toggle between 40 and 80 degrees Fahrenheit. Peter Reese, Popular Mechanics, "4 Reasons Why You Need To Hike the Sonoran Desert," 2 May 2018 Two out-of-state hunters, led by a Talkeetna bear hunting guide, called in an SOS from a Garmin InReach device around 7:30 a.m., saying they were caught above the tree line in extreme weather, troopers said. Laurel Andrews, Anchorage Daily News, "Crews rescue 2 camping groups stranded by Tuesday’s ‘extreme weather’ in Alaska Range and Mat-Su," 26 Apr. 2018 Well above the tree line in Norway’s highest mountains, ancient fields of ice are shrinking as Earth’s climate warms. Kiona N. Smith, Ars Technica, "Climate change melting pre-Viking artifacts out of Norway’s glaciers," 24 Jan. 2018 Yes, that Pikes Peak, the one that runs up the side of a mountain, much of it above the tree line, with few guardrails and thousand-foot drops off the side. Jonathan M. Gitlin, Ars Technica, "Ken Block’s latest insane drifting video takes place on Pikes Peak," 25 Sep. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tree line.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of tree line

1893, in the meaning defined above

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Time Traveler for tree line

The first known use of tree line was in 1893

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More from Merriam-Webster on tree line

Rhyming Dictionary: Words that rhyme with tree line Encyclopedia article about tree line

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