Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Global Climate Change

Global Climate Change

Throughout its ~4.5 billion year history, the Earth has experienced periods of warming and cooling. However, the current drastic increase in global temperatures is well outside of the Earth’s cyclic norms, and evidence for human-caused global climate change is compelling. Paleoclimatology, the study of ancient climate conditions, provides ample evidence for human-caused global climate change by comparing recent conditions with those in the past.

Ecological Succession

Ecological Succession

Ecological succession is influenced by the processes of facilitation, inhibition, and toleration. Facilitation occurs when early successional species create more favorable ecological conditions for subsequent species, such as enhanced nutrient, water, or light availability. In contrast, inhibition happens when early successional species create unfavorable ecological conditions for potential successive species, such as limiting resource availability. In some cases, later successional species...

Frost Action on Concrete

Frost Action on Concrete

Concrete structures in cold climates, such as those along roadsides, can retain moisture. This moisture makes them susceptible to frost-related damage when temperatures fall below freezing. Adding moisture worsens the damage during temperature fluctuations, leading to repeated freezing and thawing. De-icing salts, spread over these structures to melt ice, add to the freeze-thaw cycle, and draw even more moisture into the concrete.
This freeze-thaw cycle primarily causes surface scaling, where...

Isothermal Processes

Isothermal Processes

A thermodynamic process that occurs at constant temperature is called an isothermal process. Heat slowly flows into the system or out of the system to maintain thermal equilibrium. Processes involving phase changes like water evaporation into steam or freezing water into ice at a constant temperature are examples of Isothermal Processes.
An ideal gas can also undergo isothermal expansion or compression.
For example, consider 1 mole of an ideal gas inside an isolated cylinder at initial volume V...

Threats to Biodiversity

Threats to Biodiversity

There have been five major extinction events throughout geological history, resulting in the elimination of biodiversity, followed by a rebound of species that adapted to the new conditions. In the current geological epoch, the Holocene, there is a sixth extinction event in progress. This mass extinction has been attributed to human activities and is thus provisionally called the Anthropocene. In 2019 the human population reached 7.7 billion people and is projected to comprise 10 billion by...

Diversity of Protists III

Diversity of Protists III

Rhizaria are a diverse group of unicellular protists characterized by their threadlike cytoplasmic extensions known as pseudopodia. These structures aid in both locomotion and feeding, giving Rhizaria an amoeboid appearance. Their amoeboid morphology once led to taxonomic confusion, but molecular phylogenetics has clarified their evolutionary placement and emphasized their shared use of pseudopodia despite divergent lineages.This clade comprises diverse lineages such as Chlorarachniophyta,...

You might also read

Related Articles

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

Sort by

Same author

Discrete foraging landscapes support large scale migrations of a marine fish.

Movement ecology·2026

Same author

Large stocks of permafrost soil organic carbon and nitrogen in Arctic river deltas.

Nature communications·2026

Same author

Understanding the impacts of hydropower development on people, fish and the environment on the Madeira River of Amazonia, Brazil.

Environmental management·2026

Same author

Permafrost landsystems define regional variability in climate change effects on northern environments.

Nature communications·2026

Same author

Freshwater biodiversity in a rapidly changing Arctic: An expert horizon scan of key research questions.

Ambio·2026

Same author

The global role of bioassessment in policy delivery and decision-making for inland waters.

Journal of environmental management·2025

Search research articles

Related Experiment Video

Updated: Mar 10, 2026

Removal of Exogenous Materials from the Outer Portion of Frozen Cores to Investigate the Ancient Biological Communities Harbored Inside

Removal of Exogenous Materials from the Outer Portion of Frozen Cores to Investigate the Ancient Biological Communities Harbored Inside

Published on: July 3, 2016

Retrogressive Thaw Slumps Produce a Changing Disturbance Regime for Arctic Stream Invertebrates.

Maria Dolan¹, Jordan Musetta-Lambert², Krista S Chin³

¹Wilfrid Laurier University, Waterloo, Canada.

Global Change Biology

|March 9, 2026

Summary

This summary is machine-generated.

Climate change-driven permafrost thaw slumps continue to degrade Arctic aquatic habitats. Benthic macroinvertebrate communities show persistent low abundance and shifts toward disturbance-tolerant species due to high total suspended solids (TSS).

Keywords:

Arctic freshwater biodiversity arctic streams benthic macroinvertebrates climate warming disturbance regime long‐term monitoring permafrost thaw thaw slumps

More Related Videos

Laser-Induced Fluorescence Emission L.I.F.E. as Novel Non-Invasive Tool for In-Situ Measurements of Biomarkers in Cryospheric Habitats

Laser-Induced Fluorescence Emission L.I.F.E. as Novel Non-Invasive Tool for In-Situ Measurements of Biomarkers in Cryospheric Habitats

Published on: October 26, 2019

Resurrection of Dormant Daphnia magna: Protocol and Applications

Resurrection of Dormant Daphnia magna: Protocol and Applications

Published on: January 19, 2018

Related Experiment Videos

Last Updated: Mar 10, 2026

Removal of Exogenous Materials from the Outer Portion of Frozen Cores to Investigate the Ancient Biological Communities Harbored Inside

Removal of Exogenous Materials from the Outer Portion of Frozen Cores to Investigate the Ancient Biological Communities Harbored Inside

Published on: July 3, 2016

Laser-Induced Fluorescence Emission L.I.F.E. as Novel Non-Invasive Tool for In-Situ Measurements of Biomarkers in Cryospheric Habitats

Laser-Induced Fluorescence Emission L.I.F.E. as Novel Non-Invasive Tool for In-Situ Measurements of Biomarkers in Cryospheric Habitats

Published on: October 26, 2019

Resurrection of Dormant Daphnia magna: Protocol and Applications

Resurrection of Dormant Daphnia magna: Protocol and Applications

Published on: January 19, 2018

Area of Science:

Environmental Science
Ecology
Hydrology

Background:

Permafrost thaw slumps are significant Arctic disturbances impacting aquatic ecosystems.
These slumps increase total suspended solids (TSS) and nutrients, affecting water quality and biodiversity.
Previous research indicates reduced invertebrate abundance and diversity in affected watersheds.

Purpose of the Study:

To assess decadal-scale impacts of permafrost thaw slumps on benthic macroinvertebrates (BMI).
To evaluate the persistence of water quality changes and biodiversity recovery after prolonged slump exposure.
To identify drivers of BMI community composition in Arctic streams.

Main Methods:

Compared environmental and BMI data from 2010-2014 with a 2021 sampling campaign.
Analyzed total suspended solids (TSS), nutrient concentrations, and BMI abundance and diversity.
Correlated BMI metrics with the number of upstream thaw slumps and precipitation levels.

Main Results:

High TSS and nutrient concentrations persisted in slump-impacted sites over the decade.
Benthic macroinvertebrate abundance remained significantly lower in impacted streams.
Increased abundance and richness of disturbance-tolerant taxa were observed, linked to lower precipitation, and Shannon-Weiner diversity increased.

Conclusions:

Permafrost thaw slumps cause long-term degradation of Arctic aquatic habitats.
TSS acts as a persistent stressor on benthic macroinvertebrates, hindering recovery.
The number of thaw slumps is a critical driver of BMI communities, with increasing slumps posing future risks.