Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Levels of Use of a GIS01:29

Levels of Use of a GIS

222
Geographic Information Systems (GIS) operate across three levels of application, each representing an increasing degree of complexity: data management, analysis, and prediction. These levels reflect the expanding functionality and versatility of GIS technology in handling spatial data for diverse purposes.Data ManagementAt its foundational level, GIS serves as a tool for data management, enabling the input, storage, retrieval, and organization of spatial data. This level is often employed in...
222
GIS Software, Hardware, and Sources of GIS Data01:23

GIS Software, Hardware, and Sources of GIS Data

496
A Geographic Information System (GIS) combines specialized software and hardware to effectively manage, analyze, and present spatial and related data. GIS software includes critical functionalities such as a user interface for easy navigation, database management tools for handling spatial and attribute data, and data retrieval features for efficient access. Analytical tools transform raw data into insights, while display functions produce maps and reports in various formats for effective...
496
Plotting of Topographic Maps01:29

Plotting of Topographic Maps

303
Topographic maps represent the Earth's surface features using contour lines, which connect points of equal elevation to create a two-dimensional representation of three-dimensional terrain. Creating a topographic map requires a systematic approach.Begin by plotting a scaled grid and marking intersections corresponding to the survey's elevation data points. Assign elevation values at these intersections to build the base map. Next, determine contour levels using a consistent contour interval,...
303
Thematic Layering in GIS01:30

Thematic Layering in GIS

191
In the past, planning projects such as schools or public facilities required extensive manual effort to gather and compile data. Information such as property boundaries, soil characteristics, road networks, zoning regulations, and flood zones had to be sourced individually from courthouses, utility providers, and registry offices. Assembling these datasets into a coherent format often took several months, delaying project timelines.The introduction of Geographic Information Systems (GIS)...
191
Methods of Obtaining Topography01:25

Methods of Obtaining Topography

200
Topography involves measuring and mapping land elevations, natural features, and artificial structures to create accurate representations of the terrain. Topographic surveying relies on traditional and modern methods, each with distinct advantages and limitations.Traditional Surveying Methods:Transit stadia surveys and plane table surveys were widely used traditional surveying methods. These techniques relied on instruments like theodolites and stadia rods for measuring distances and angles,...
200
Selected Data About Geographic Locations01:25

Selected Data About Geographic Locations

173
Geographic Information Systems (GIS) rely on two core types of data: spatial data and attribute data.Spatial DataSpatial data defines the physical location of features within a coordinate system, typically expressed in terms of latitude and longitude. It provides precise positioning for elements like roads, rivers, or buildings.Attribute DataAttribute data complements spatial data by adding descriptive information about these features. For example, a road's spatial data includes its start and...
173

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Collagen 1-mediated CXCL1 secretion in tumor cells activates fibroblasts to promote radioresistance of esophageal cancer.

Cell reports·2026
Same author

National Trends in Radical Hysterectomy at Gynecologic Oncology Fellowship Training Programs.

O&G open·2026
Same author

Impact of Male Human Papillomavirus (HPV) Vaccination on HPV Infection and HPV-Related Diseases: A Systematic Review.

Reviews in medical virology·2026
Same author

Alcohol consumption and oral human papillomavirus infection among men living with HIV: a cross-sectional study from the ULACNet 201 trial.

Scientific reports·2026
Same author

Genotype distribution of human papillomavirus (HPV) types in oral gargle specimens among men living with HIV in Mexico, Brazil, and Puerto Rico: A cross-sectional study.

The Journal of infection·2026
Same author

Recent national trends in pelvic and paraaortic lymphadenectomy in gynecologic oncology fellowship training programs: ACGME data from 2019-2025.

Gynecologic oncology reports·2026
Same journal

Year-long cumulative effect assessment of water quality and sludge reduction in Jayanti Ki Rao channel through strategized biological treatment using principal component analysis-a case study.

Environmental monitoring and assessment·2026
Same journal

Assessing layer-specific vegetation diversity responses to environmental gradients in a riparian corridor.

Environmental monitoring and assessment·2026
Same journal

Zero-shot burned area mapping with the Segment Anything Model (SAM): a label-free framework for post-fire environmental assessment.

Environmental monitoring and assessment·2026
Same journal

A study on greenhouse gas emissions from asphalt pavement cross-sections: a comparison between roadside and central areas.

Environmental monitoring and assessment·2026
Same journal

Biosensing application of microbial fuel cells for organic matter and copper ion monitoring in constructed wetlands.

Environmental monitoring and assessment·2026
Same journal

Microplastic accumulation in fish and water: a case study from a protected reservoir in a megacity.

Environmental monitoring and assessment·2026
See all related articles

Related Experiment Video

Updated: Dec 3, 2025

Early Detection of Cyanobacterial Blooms and Associated Cyanotoxins using Fast Detection Strategy
07:13

Early Detection of Cyanobacterial Blooms and Associated Cyanotoxins using Fast Detection Strategy

Published on: February 25, 2021

4.2K

Forest age mapping based on multiple-resource remote sensing data.

Xiguang Yang1,2, Yuqi Liu1,2, Zechuan Wu1,2

  • 1School of Forestry, Northeast Forestry University, Harbin, China.

Environmental Monitoring and Assessment
|October 30, 2020
PubMed
Summary
This summary is machine-generated.

Accurate forest age mapping is crucial for understanding ecosystem carbon cycles. This study developed a remote sensing method using tree height data to effectively estimate forest age across large areas.

Keywords:
EstimationForest ageICESat/GLASMODIS BRDFTree height

More Related Videos

Integrating Remote Sensing with Species Distribution Models; Mapping Tamarisk Invasions Using the Software for Assisted Habitat Modeling SAHM
12:26

Integrating Remote Sensing with Species Distribution Models; Mapping Tamarisk Invasions Using the Software for Assisted Habitat Modeling SAHM

Published on: October 11, 2016

13.7K
Use of Principal Components for Scaling Up Topographic Models to Map Soil Redistribution and Soil Organic Carbon
09:44

Use of Principal Components for Scaling Up Topographic Models to Map Soil Redistribution and Soil Organic Carbon

Published on: October 16, 2018

10.5K

Related Experiment Videos

Last Updated: Dec 3, 2025

Early Detection of Cyanobacterial Blooms and Associated Cyanotoxins using Fast Detection Strategy
07:13

Early Detection of Cyanobacterial Blooms and Associated Cyanotoxins using Fast Detection Strategy

Published on: February 25, 2021

4.2K
Integrating Remote Sensing with Species Distribution Models; Mapping Tamarisk Invasions Using the Software for Assisted Habitat Modeling SAHM
12:26

Integrating Remote Sensing with Species Distribution Models; Mapping Tamarisk Invasions Using the Software for Assisted Habitat Modeling SAHM

Published on: October 11, 2016

13.7K
Use of Principal Components for Scaling Up Topographic Models to Map Soil Redistribution and Soil Organic Carbon
09:44

Use of Principal Components for Scaling Up Topographic Models to Map Soil Redistribution and Soil Organic Carbon

Published on: October 16, 2018

10.5K

Area of Science:

  • Forestry
  • Ecology
  • Remote Sensing

Background:

  • Forest age is a critical factor in forest ecosystem carbon cycling.
  • Acquiring large-scale forest age data is challenging due to data limitations.

Purpose of the Study:

  • To develop a spatial forest age mapping method.
  • To estimate forest age using remote sensing data.

Main Methods:

  • Estimated average tree height using ICESat/GLAS and MODIS BRDF products.
  • Inverted average tree height using ICESat/GLAS waveform parameters.
  • Extended tree height data to continuous space using MODIS BRDF.
  • Developed a forest age estimation model based on tree height.

Main Results:

  • A significant positive correlation (R=0.752) was found between forest age and average tree height.
  • Successful spatial mapping of forest age was achieved.
  • The method demonstrated effectiveness at both local and large scales.

Conclusions:

  • The developed remote sensing method enables accurate forest age estimation.
  • This approach facilitates a better understanding of forest age structure.
  • The method is applicable for local and large-scale forest age mapping.