Results 71 to 80 of about 199,814 (261)

Volunteering, Crime and Secondary School Attendance: Evidence From Queensland

open access: yesAustralian Journal of Social Issues, EarlyView.
ABSTRACT Student absenteeism is a critical issue in Australia and worldwide, with alarming declines in attendance rates further exacerbated by the COVID‐19 pandemic. While research has long highlighted the relevance of school and family factors, less is known about how the broader community context shapes attendance.
Matthias Kubler   +5 more
wiley   +1 more source

Access to Healthy Built and Natural Environments and Physical Activity and Screen Time in New Zealand Adolescents: A Geospatial Cross‐Sectional Study

open access: yesGeoHealth
The built and natural environment can facilitate (un)healthy behaviors in adolescence. However, most previous studies have focused on examining associations between singular aspects of the environment.
L. Marek   +8 more
doaj   +1 more source

A comprehensive geospatial database of nearly 100 000 reservoirs in China

open access: yesEarth System Science Data, 2022
. With rapid population growth and socioeconomic development over the last century, a great number of dams/reservoirs have been constructed globally to meet various needs.
Chunqiao Song   +10 more
semanticscholar   +1 more source

BarnebyLives: An R package to create herbarium specimen labels and clean spreadsheets

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise Accessioning herbarium specimens is labor intensive, yet remains vital for research in ecology, evolution, and conservation. As institutional support for herbaria declines, efficient tools are needed to streamline this process. The R package BarnebyLives was developed to assist collectors by supplementing collection notes, verifying ...
Reed Clark Benkendorf, Jeremie B. Fant
wiley   +1 more source

Strategies for near-term scale-up of cellulosic biofuel production using sorghum and crop residues in the US

open access: yesEnvironmental Research Letters, 2018
The Renewable Fuel Standard (RFS) initially set ambitious goals for US cellulosic biofuel production and, although the total renewable fuel volume reached 80% of the established target for 2017, the cellulosic fuel volume reached just 5% of the original ...
Xinguang Cui   +3 more
doaj   +1 more source

Integrating remote sensing and geospatial big data for urban land use mapping: A review

open access: yesInternational Journal of Applied Earth Observation and Geoinformation, 2021
Remote Sensing (RS) has been used in urban mapping for a long time; however, the complexity and diversity of urban functional patterns are difficult to be captured by RS only.
Jia-Di Yin   +6 more
semanticscholar   +1 more source

refloraR: An R package for efficiently retrieving and analyzing plant specimen data from the Herbário Virtual Reflora

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise Advances in the digitization of herbarium collections are enabling open access to specimen data for research and conservation. In Brazil, the Herbário Virtual Reflora (HVR) hosts over 4.8 million high‐resolution images of botanical specimens and their associated data from 86 national and international herbaria.
Carlos Calderón del Cid   +5 more
wiley   +1 more source

Petal to the metal: The slow road to automating large‐scale phenology labeling for herbarium specimens

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise Herbarium specimens represent critical historical records of plant phenology, yet automating annotation of reproductive structures remains challenging given the diversity of floral morphologies, specimen age and quality, and image quality.
Erin L. Grady   +6 more
wiley   +1 more source

IDCube Lite: Free Interactive Discovery Cube software for multi and hyperspectral applications

open access: yesJournal of Spectral Imaging, 2021
Multi- and hyperspectral imaging modalities encompass a growing number of spectral techniques that find many applications in geospatial, biomedical, machine vision and other fields.
Deependra Mishra   +16 more
doaj   +1 more source

Technology Transfer to Underwater Archaeology: The LAHKE Project at the Submerged Neolithic Site of La Marmotta

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT This document is a report on the field application of non‐invasive geophysical and robotic prospecting methods at the submerged Neolithic site of La Marmotta (Lake Bracciano, Italy), within the LAHKE (LAke Heritage Knowledge and Exploration) project; the study focuses on the practical validation, adaptation and transfer of existing ...
dell' Erba Ramiro   +4 more
wiley   +1 more source

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