Results 101 to 110 of about 159,716 (337)

Improving forest age estimation to understand subtropical forest regrowth dynamics using deep learning image segmentation of time‐series historical aerial photographs

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Accurately estimating forest age is key to understanding how forests recover and evaluating restoration success. We developed a two‐step deep learning approach using historical greyscale aerial photographs to map forest age at fine spatial scales. By combining a pre‐trained model with localized fine‐tuning, our U‐Net + ResNet50 architecture achieved ...
Ying Ki Law   +10 more
wiley   +1 more source

Landslides

open access: yesDisaster Prevention and Management: An International Journal, 2001
Canada has a wide range of landslides reflecting the diverse geological and geomorphological environments in the nation's landscape. Rock avalanches and rockfalls are extremely rapid landslides that are common in mountainous regions. Debris avalanches and channelized debris flows, typically triggered by heavy rains, form another group of rapid ...
openaire   +2 more sources

The Perspectives of University Students Working With Rural Schools: Developing a Virtual Science Role Models and Mentors Framework

open access: yesScience Education, EarlyView.
ABSTRACT The purpose of this study was to examine the perceptions of university science majors who served in the Science Role Models and Mentors (SRM2) program through virtual participation in science classroom visits with high‐needs, third‐grade rural students across Texas, United States.
Beverly J. Irby   +7 more
wiley   +1 more source

Environmental Impact of Silicic Magmatism in Large Igneous Province Events

open access: yesGeophysical Monograph Series, Page 133-151., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Scott E. Bryan
wiley  

+2 more sources

Tree diversity’s impact on coarse woody debris biomass and spatial stability under different moisture stress levels in temperate forests, South Korea

open access: yesEcological Indicators
Coarse woody debris (CWD) contributes significantly to forest ecosystems, influencing their structure, function, and stability. Despite its importance, the drivers of CWD dynamics, particularly under different moisture conditions, remain unclear. In this
Hae-In Lee, Young-Ju Lee, Chang-Bae Lee
doaj   +1 more source

Urban Forests and Environmental Challenges in the Last Decades in Brazil: Insights for the National Urban Forestry Plan

open access: yesSustainable Development, EarlyView.
ABSTRACT National afforestation policies are crucial for outlining guidelines and goals to be implemented at the local level. Therefore, it is crucial to conduct research that systematizes indicators from across the country into a single proposal. This study examines the spatiotemporal distribution of urban forest research in Brazil from 1980 to 2020 ...
Mauricio Lamano Ferreira   +5 more
wiley   +1 more source

Social Geology and Landslide Disaster Risk Reduction in Sri Lanka

open access: yesJournal of Tropical Forestry and Environment, 2017
Landslide disaster risk reduction is presently a challenging task facing by Sri Lankan geologists. Increasing trend of population growth in Sri Lanka has adversely affected the stability of central highland due to various human activities.
Jayasingha P
doaj  

Deadly disasters in Southeastern South America: Flash floods and landslides of February 2022 in Petrópolis, Rio de Janeiro [PDF]

open access: gold, 2022
Enner Alcântara   +18 more
openalex   +1 more source

Mobilising Community Engagement in Disaster Risk‐Sensitive Urban Planning: Insights From Grounded Theory and Two‐Mode Social Network Analysis

open access: yesSustainable Development, EarlyView.
ABSTRACT Despite the emphasis in sustainable development goals (SDG) 11, 13, and 17 on collaborative efforts to address climate change‐induced disaster risks through inclusive planning, stakeholders' role in fostering community engagement in risk‐sensitive urban planning (RSUP) remains underexplored.
Devindi Geekiyanage   +2 more
wiley   +1 more source

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