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Aspen Trees

Added by yongli on 12/01/2021 - 15:17, last changed on 12/01/2021 - 15:17

Aspen Trees

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The brilliant foliage of the quaking aspen ( Populus tremuloides ) provides some of the most iconic and striking scenery in Colorado’s Rocky Mountains . These altitude-loving deciduous trees grow up to fifty feet tall, and their leaves turn a vibrant gold, red, and orange during the fall. Each year...


Added by yongli on 01/28/2021 - 12:18, last changed on 10/18/2022 - 14:43
From the tall, straight lodgepole pines in the high Rockies to the short, gnarled piñons that guard the state’s canyons and grasslands , coniferous trees dominate Colorado’s natural environments and hold together important ecosystems. Commonly referred to as pines or evergreens, coniferous trees...

Cottonwood Trees

Added by yongli on 01/29/2021 - 17:18, last changed on 11/27/2022 - 09:04
One of the most ecologically and culturally significant trees in Colorado, the plains cottonwood ( Populus deltoides monilifera ) thrives near rivers and riparian areas throughout the state. It is one of the only tree species to grow on Colorado’s Great Plains , which made it an important source of...

Culturally Modified Trees

Added by yongli on 06/23/2016 - 13:38, last changed on 01/31/2021 - 17:32
Culturally Modified Trees (or CMTs) are trees that exhibit peels, ax cuts, delimbing, wood removal, and other cultural modifications. Numerous CMTs are found in the foothills and mountains of Colorado. Research has shown that these trees are artifacts reflecting cultural utilization of trees by...

Mountain Pine Beetle

Added by yongli on 10/30/2015 - 13:46, last changed on 03/02/2023 - 19:41
Forests across Colorado's Rocky Mountains look very different today than they did twenty years ago: millions of trees have been killed by mountain pine beetles ( Dendroctonus ponderosae ). The mountain pine beetle is a native insect that is roughly the size of a grain of rice, but large populations...

US Forest Service in Colorado

Added by yongli on 03/01/2016 - 16:24, last changed on 11/02/2022 - 17:42
Colorado enjoys a proud public lands heritage and a prominent place in US Forest Service (USFS) history. The state hosts many of the first forests reserved under federal law, which today are some of the most popular destinations within the national forest system. Origins ...

Wickiups and Other Wooden Features

Added by yongli on 05/02/2016 - 16:55, last changed on 11/11/2019 - 10:14
Wickiups were temporary conical and domed shelters constructed by the Native American inhabitants of Colorado for millennia. Because of the perishable nature of their construction materials, a vast majority of wickiups and other prehistoric wooden structures have vanished from the landscape...

Wildfire in Colorado

Added by yongli on 05/09/2016 - 15:25, last changed on 12/08/2022 - 01:41
Coloradans have coevolved with fire. From early indigenous people to Euro-American colonizers, to modern government agents, humans have influenced the direction of fire as much as fire has influenced the course of people. The fire-adapted landscapes we see in Colorado today, as well as the rash of...
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