New digital resource brings together centuries of cultural knowledge for the first time, showing that networks of trails over snow and sea ice, seemingly unconnected to the untrained eye, in fact span a continent – and ...
Earth Sciences
Jun 10, 2014
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The Rocky Mountain portion of Shenandoah National Park in Virginia is experiencing an early fire season wildfire. The satellite image was taken by the Aqua satellite on April 20, 2016. The fire began on April 16, 2016 and ...
Earth Sciences
Apr 22, 2016
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21
Traveling elephants pay close attention to scent trails of dung and urine left by other elephants, new research shows.
Plants & Animals
May 26, 2021
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With greenways taking root in urban areas across the country, understanding who visits – and why – can help improve trail planning and design. A new study of greenways in Atlanta and San Antonio, Texas, offers insights ...
Energy & Green Tech
Jan 31, 2018
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Whether it's walking down a dark street at night or fighting off grizzly bears on the trail, pepper spray is an effective tool to fend off an attacker and get safely away. But have you ever thought about what gives this personal-defense-in-a-can ...
Other
May 2, 2019
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9
New findings from NEOWISE, the asteroid- and comet-hunting portion of NASA's Wide-field Infrared Survey Explorer mission, show that comet Hartley 2 leaves a pebbly trail as it laps the sun, dotted with grains as big as golf ...
Space Exploration
Jul 15, 2011
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The first study to disentangle the effect of forest trails from the presence of humans shows the number of birds, as well as bird species, is lower when trails are used on a more regular basis. This is also the case when ...
Ecology
Nov 12, 2018
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10
When nonprofit groups coordinate large green infrastructure projects such as Chicago's 606 Trail, the risks of gentrification multiply significantly due to the fragmentation that occurs among nonprofits, government agencies ...
Social Sciences
Dec 7, 2018
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Inuit trails are more than merely means to get from A to B. In reality, they represent a complex social network spanning the Canadian Arctic and are a distinctive aspect of the Inuit cultural identity. And what is remarkable ...
Feb 4, 2009
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A study investigating the affect of recreational trails in endangered urban forests has found that their expansiveness and unmethodical planning is increasing fragmentation and impacting biodiversity.
Ecology
Aug 28, 2014
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