Results 11 to 20 of about 121,574 (310)

Traditional use of medicinal plants in the boreal forest of Canada: review and perspectives [PDF]

open access: yesJournal of Ethnobiology and Ethnomedicine, 2012
Background The boreal forest of Canada is home to several hundred thousands Aboriginal people who have been using medicinal plants in traditional health care systems for thousands of years. This knowledge, transmitted by oral tradition from generation to
Uprety Yadav   +3 more
doaj   +6 more sources

Journal Staff [PDF]

open access: yes, 2013
Half of the world's forest is in boreal and sub-boreal ecozones, containing large carbon stores and fluxes. Carbon lost from headwater streams in these forests is underestimated.
Schiff, Sherry L.   +2 more
core   +11 more sources

COMBINING YOLO V5 AND TRANSFER LEARNING FOR SMOKE-BASED WILDFIRE DETECTION IN BOREAL FORESTS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023
Wildfires present severe threats to various aspects of ecosystems, human settlements, and the environment. Early detection plays a critical role in minimizing the destructive consequences of wildfires.
A.-M. Raita-Hakola   +8 more
doaj   +1 more source

The Potential of Carbon Nanoparticles as a Stimulant to Improve the Propagation of Native Boreal Forest Species: A Mini-Review

open access: yesFrontiers in Forests and Global Change, 2022
Boreal forests across Canada and other geographic areas globally have vast networks or densities of seismic lines, pipelines, access roads, utility corridors, and multipurpose trails collectively termed “linear disturbances” or “linear features ...
Jean-Marie Sobze   +4 more
doaj   +1 more source

Bi-Temporal Analysis of Spatial Changes of Boreal Forest Cover and Species in Siberia for the Years 1985 and 2015

open access: yesRemote Sensing, 2020
Boreal forest is a sensitive indicator of the influence of climate change. It can quantify the level and spatial divergence of forest change for forest resources and carbon cycle research. This study selected a typical boreal forest affected by few human
Lei Tian, Wenxue Fu
doaj   +1 more source

Coping with Risk. A Deep-Time Perspective on Societal Responses to Ecological Uncertainty in the River Dalälven Catchment Area in Sweden

open access: yesLand, 2021
In addressing the current climate crisis, research into how past societies have coped with risk and ecological uncertainty can provide old solutions to new problems. Here, we examine how human niche construction can be seen as risk management in the face
Kailin Hatlestad   +2 more
doaj   +1 more source

Boreal forest fire emissions in fresh Canadian smoke plumes: C_1-C_(10) volatile organic compounds (VOCs), CO_2, CO, NO_2, NO, HCN and CH_3CN [PDF]

open access: yes, 2011
Boreal regions comprise about 17% of the global land area, and they both affect and are influenced by climate change. To better understand boreal forest fire emissions and plume evolution, 947 whole air samples were collected aboard the NASA DC-8 ...
Akagi, S. K.   +17 more
core   +4 more sources

Patterns of regional site index across a North American boreal forest gradient

open access: yesEnvironmental Research Letters, 2023
Forest structure—the height, cover, vertical complexity, and spatial patterns of trees—is a key indicator of productivity variation across forested extents. During the 2017 and 2019 growing seasons, NASA’s Arctic-Boreal Vulnerability Experiment collected
Paul M Montesano   +8 more
doaj   +1 more source

Modeling the effects of organic nitrogen uptake by plants on the carbon cycling of boreal forest and tundra ecosystems [PDF]

open access: yesBiogeosciences, 2013
Boreal forest and tundra are the major ecosystems in the northern high latitudes in which a large amount of carbon is stored. These ecosystems are nitrogen-limited due to slow mineralization rate of the soil organic nitrogen.
Q. Zhu, Q. Zhuang
doaj   +1 more source

Estimating seasonal variations in cloud droplet number concentration over the boreal forest from satellite observations [PDF]

open access: yes, 2011
Seasonal variations in cloud droplet number concentration (NCD) in low-level stratiform clouds over the boreal forest are estimated from MODIS observations of cloud optical and microphysical properties, using a sub-adiabatic cloud model to interpret ...
Ganzeveld, L.N.   +5 more
core   +3 more sources

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