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

Marine Microbial Ecology01:30

Marine Microbial Ecology

66
Marine microbial ecosystems are shaped by distinct physicochemical limits, including high salinity, low nutrient availability, and fluctuating oxygen levels. These conditions favor smaller microbial cell sizes, which maximize their surface-to-volume ratio for efficient nutrient uptake.Microbial activity and community composition are closely linked to biogeochemical cycles, particularly in dynamic environments like estuaries, where halotolerant microbes thrive in response to variable salinity...
66
Microbes and Climate Change01:27

Microbes and Climate Change

91
Microorganisms are pivotal agents in Earth's biogeochemical cycles, significantly influencing climate dynamics through their metabolic activities. These microbes modulate the levels of key greenhouse gases by both contributing to and helping mitigate climate change.Microbial Contributions to Greenhouse Gas EmissionsRising global temperatures accelerate microbial metabolism, which, in turn, speeds up the decomposition of organic matter. This process releases carbon dioxide (CO₂) through...
91
Freshwater Microbial Ecology01:24

Freshwater Microbial Ecology

58
Freshwater systems such as streams, rivers, and lakes exhibit distinct physical and biological characteristics that influence their microbial communities. These environments are broadly categorized into lotic systems—those with flowing waters like streams and most rivers—and lentic systems, which include still or slow-moving waters such as lakes, ponds, and marshes.In lentic systems, phytoplankton drive primary production, generating autochthonous organic carbon. In contrast, lotic...
58
Ecological Disturbance02:26

Ecological Disturbance

16.1K
An ecological disturbance is a temporary disruption in the environment resulting from abiotic, biotic, or anthropogenic factors, causing a pronounced change in an ecosystem. The impact of an ecological disturbance, which can depend on its intensity, frequency, and spatial distribution, plays a significant role in shaping the species diversity within the ecosystem.
16.1K
The Carbon Cycle01:14

The Carbon Cycle

32.8K
Carbon is the basis of all organic matter on Earth, and is recycled through the ecosystem in two primary processes: one in which carbon is exchanged among living organisms, and one in which carbon is cycled over long periods of time through fossilized organic remains, weathering of rocks, and volcanic activity. Human activities, including increased agricultural practices and the burning of fossil fuels, has greatly affected the balance of the natural carbon cycle.
32.8K
Methods to Assess Microbial Communities01:19

Methods to Assess Microbial Communities

60
Microbial communities, comprising bacteria, archaea, and eukaryotic microorganisms, inhabit diverse ecosystems and play crucial roles in environmental and biological processes. Their diversity is defined by three main parameters: species richness (the number of distinct species), species abundance (the relative quantity of each species), and species evenness (how uniformly individual species are distributed in various locations). These factors together shape the structure and ecological balance...
60

You might also read

Related Articles

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

Sort by
Same author

Osteoarthritis: Epidemiology, Diagnosis, and Treatment.

MedComm·2026
Same author

Influence of hydrodynamics on dissolved and particulate organic carbon release from sediments in vegetated flows.

Marine pollution bulletin·2026
Same author

Comparison of Bankart repair with remplissage and Latarjet procedure for anterior shoulder instability: a systematic review and meta-analysis.

Journal of orthopaedics and traumatology : official journal of the Italian Society of Orthopaedics and Traumatology·2026
Same author

Expert consensus on treatment of condylar hyperplasia and secondary dento-maxillofacial deformities.

International journal of oral science·2026
Same author

ChERF017, an ERF transcription factor, confers cadmium stress tolerance in Cerasus humilis.

BMC plant biology·2026
Same author

Sublingual Lipoma: A Case Report and Review of the Literature.

The Journal of craniofacial surgery·2026

Related Experiment Video

Updated: May 5, 2026

Linking Predation Risk, Herbivore Physiological Stress and Microbial Decomposition of Plant Litter
10:20

Linking Predation Risk, Herbivore Physiological Stress and Microbial Decomposition of Plant Litter

Published on: March 12, 2013

13.7K

Scale criticality in estimating ecosystem carbon dynamics.

Shuqing Zhao1, Shuguang Liu

  • 1Key Laboratory for Earth Surface Processes of the Ministry of Education, College of Urban and Environmental Sciences, Peking University, Beijing, 100871, China.

Global Change Biology
|December 11, 2013
PubMed
Summary

Understanding scale is crucial for carbon dynamics. This study reveals a critical resolution threshold and a power law relationship between resolution and extent, essential for accurate carbon budget estimations.

Keywords:
carbon cycledisturbancegeospatial extentprocessscalingspatial resolution

More Related Videos

Measurements of CO2 Fluxes at Non-Ideal Eddy Covariance Sites
09:05

Measurements of CO2 Fluxes at Non-Ideal Eddy Covariance Sites

Published on: June 24, 2019

7.6K
Measuring and Mapping Patterns of Soil Erosion and Deposition Related to Soil Carbonate Concentrations Under Agricultural Management
08:09

Measuring and Mapping Patterns of Soil Erosion and Deposition Related to Soil Carbonate Concentrations Under Agricultural Management

Published on: September 12, 2017

11.1K

Related Experiment Videos

Last Updated: May 5, 2026

Linking Predation Risk, Herbivore Physiological Stress and Microbial Decomposition of Plant Litter
10:20

Linking Predation Risk, Herbivore Physiological Stress and Microbial Decomposition of Plant Litter

Published on: March 12, 2013

13.7K
Measurements of CO2 Fluxes at Non-Ideal Eddy Covariance Sites
09:05

Measurements of CO2 Fluxes at Non-Ideal Eddy Covariance Sites

Published on: June 24, 2019

7.6K
Measuring and Mapping Patterns of Soil Erosion and Deposition Related to Soil Carbonate Concentrations Under Agricultural Management
08:09

Measuring and Mapping Patterns of Soil Erosion and Deposition Related to Soil Carbonate Concentrations Under Agricultural Management

Published on: September 12, 2017

11.1K

Area of Science:

  • Ecology
  • Earth System Sciences
  • Geospatial Analysis

Background:

  • Scaling is fundamental in ecological and Earth system sciences.
  • Quantifying scale-dependent carbon dynamics remains a challenge.
  • Current methods often overlook scale criticality, impacting carbon budget accuracy.

Purpose of the Study:

  • To investigate scale dependence in simulated carbon dynamics.
  • To identify critical resolution thresholds for carbon sequestration estimation.
  • To explore scaling relationships between resolution and spatial extent.

Main Methods:

  • Simulated carbon dynamics across diverse spatial resolutions (250m to 100km) and extents (108 to 1,247,034 km²).
  • Analyzed scale dependence of regional carbon balance in the southeastern US.
  • Identified critical resolution thresholds and power law scaling relationships.

Main Results:

  • A critical threshold resolution exists for estimating carbon sequestration within specific extents.
  • An invariant power law scaling relationship was discovered between critical resolution and spatial extent.
  • Scale criticality and power laws may stem from landscape-scale probability distributions.

Conclusions:

  • Scale criticality is a key factor in understanding regional carbon budgets.
  • The identified power law relationship offers a framework for scale-aware carbon modeling.
  • Addressing scale criticality is vital for improving regional and global carbon budget accuracy.