Results 61 to 70 of about 6,759,927 (354)

Forest Carbon Stock

open access: yes, 2022
AbstractForests affect climate globally and have an important role in the global carbon cycle. Countries that signed the United Nations Framework Convention on Climate Change (UNFCCC) and the agreements that followed, use national forest inventory data to estimate carbon sequestration related to land use, land use changes and forestry. Five terrestrial
Lucio Di Cosmo   +2 more
openaire   +1 more source

Machine Learning‐Supported Analysis for Predicting and Visualizing Nonlinear Relationships Between Material Properties in Electroplated Chromium Layers

open access: yesAdvanced Engineering Materials, EarlyView.
This study applies machine learning regression to predict chromium layer thickness in decorative trivalent chromium electroplating, using 441 experiments from laboratory‐scale (1L) and pilot‐scale (14L) setups. Tree‐based models, particularly CatBoost, outperformed linear regression by capturing nonlinear parameter interactions (R2$R^2$ up to 0.77 ...
Christoph Baumer   +4 more
wiley   +1 more source

Applying niche theory to endangered plant conservation: analyzing habitat optimization pathways using Rosa anemoniflora as a case study

open access: yesFrontiers in Ecology and Evolution
Niche theory is a cornerstone of ecology for understanding species coexistence. However, its application to guide conservation remains challenging.
Qun Yu   +3 more
doaj   +1 more source

Examining Forest Disturbance and Recovery in the Subtropical Forest Region of Zhejiang Province Using Landsat Time-Series Data

open access: yesRemote Sensing, 2017
Detection of forest disturbance and recovery has received much attention during the last two decades due to its important influence on forest carbon budget estimation.
Shanshan Liu   +3 more
doaj   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Perturbations in the carbon budget of the tropics [PDF]

open access: yes, 2014
The carbon budget of the tropics has been perturbed as a result of human influences. Here, we attempt to construct a ‘bottom-up’ analysis of the biological components of the budget as they are affected by human activities.
Grace, John   +5 more
core   +1 more source

A chromosome-level genome assembly of the endangered rose Rosa anemoniflora

open access: yesScientific Data
Rosa anemoniflora, a critically endangered climbing rose endemic to China, holds significant ornamental and conservation value but lacks genomic resources. Here, we present a chromosome-level genome assembly generated using PacBio HiFi, Illumina, Iso-Seq,
Xianzhen Zhou   +6 more
doaj   +1 more source

Improving Chinese Fir Plantations DBH Inversion Accuracy Using Ensemble Learning Models Base on UAV-LiDAR

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Diameter at breast height (DBH) is a fundamental measurement indicator in forest resource surveys. This study explores the use of uncrewed aerial vehicle light detection and ranging (UAV-LiDAR) for individual tree DBH inversion in Chinese fir ...
Jiuen Xu   +8 more
doaj   +1 more source

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

Landsat-based spatiotemporal estimation of subtropical forest aboveground carbon storage using machine learning algorithms with hyperparameter tuning

open access: yesFrontiers in Plant Science
IntroductionThe aboveground carbon storage (AGC) in forests serves as a crucial metric for evaluating both the composition of the forest ecosystem and the quality of the forest.
Lei Huang   +19 more
doaj   +1 more source

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