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.

What is Climate?

What is Climate?

Climate refers to the prevailing weather conditions in a specific area over an extended period. As the saying goes, “Climate is what you expect. Weather is what you get.” Climate is influenced by geographic factors, such as latitude, terrain, and proximity to bodies of water.

Precipitation Processes

Precipitation Processes

The experimental conditions in a gravimetric analysis should be optimized to maximize the particle size and purity of the obtained precipitate. Ideally, the concentration of the precipitating reagent should be low with effective stirring to maintain low relative supersaturation for the growth of large crystals. In homogeneous precipitation, the precipitant is slowly generated by a chemical reaction in the solution to avoid local reagent excesses. For example, urea decomposes gradually to...

Temperature Dependent Deformation

Temperature Dependent Deformation

In a nonhomogeneous rod made up of steel and brass, restrained at both ends and subjected to a temperature change, several steps are involved in calculating the stress and compressive load. Due to the problem's static indeterminacy, one end support is disconnected, allowing the rod to experience the temperature change freely. Next, an unknown force is applied at the free end, triggering deformations in the rod's steel and brass portions. These deformations are then calculated and added together...

Precipitation and Co-precipitation

Precipitation and Co-precipitation

Precipitation and coprecipitation methods can be used to separate a mixture of ions in a solution. In qualitative inorganic analysis, ions that form sparingly soluble precipitates with the same reagent are separated based on the differences in solubility products. For example, consider the separation of Cu(II) and Fe(II) ions by precipitation as insoluble sulfides. First, copper(II) sulfide is precipitated by the addition of acidic H2S, where the dissociation of H2S is suppressed. Adding H2S...

Microbes and Climate Change

Microbes and Climate Change

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...

You might also read

Related Articles

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

Sort by

Same author

Observing hidden neuronal states in experiments.

PLoS computational biology·2025

Same author

Predicting perceptual boundaries in auditory streaming using delay differential equations.

Chaos (Woodbury, N.Y.)·2025

Same author

Emergent structure and dynamics of tropical forest-grassland landscapes.

Proceedings of the National Academy of Sciences of the United States of America·2023

Same author

Mean-field models of dynamics on networks via moment closure: An automated procedure.

Physical review. E·2022

Same author

Temporal Dissipative Solitons in Time-Delay Feedback Systems.

Physical review letters·2019

Same author

Derivation of delay equation climate models using the Mori-Zwanzig formalism.

Proceedings. Mathematical, physical, and engineering sciences·2019

Search research articles

Related Experiment Video

Updated: May 25, 2026

Using Generative Art to Convey Past and Future Climate Transitions

Using Generative Art to Convey Past and Future Climate Transitions

Published on: March 31, 2023

Nonlinear softening as a predictive precursor to climate tipping.

Jan Sieber¹, J Michael T Thompson

¹Department of Mathematics, University of Portsmouth, Lion Gate Building, Lion Terrace, Portsmouth PO1 3HF, UK. jan.sieber@port.ac.uk

Philosophical Transactions. Series A, Mathematical, Physical, and Engineering Sciences

|February 1, 2012

Summary

This summary is machine-generated.

Detecting climate tipping points requires analyzing nonlinear dynamics. This study identifies critical

More Related Videos

Studying Large Amplitude Oscillatory Shear Response of Soft Materials

Studying Large Amplitude Oscillatory Shear Response of Soft Materials

Published on: April 25, 2019

Environmental Dynamic Mechanical Analysis to Predict the Softening Behavior of Neural Implants

Environmental Dynamic Mechanical Analysis to Predict the Softening Behavior of Neural Implants

Published on: March 1, 2019

Related Experiment Videos

Last Updated: May 25, 2026

Using Generative Art to Convey Past and Future Climate Transitions

Using Generative Art to Convey Past and Future Climate Transitions

Published on: March 31, 2023

Studying Large Amplitude Oscillatory Shear Response of Soft Materials

Studying Large Amplitude Oscillatory Shear Response of Soft Materials

Published on: April 25, 2019

Environmental Dynamic Mechanical Analysis to Predict the Softening Behavior of Neural Implants

Environmental Dynamic Mechanical Analysis to Predict the Softening Behavior of Neural Implants

Published on: March 1, 2019

Area of Science:

Climate dynamics
Dynamical systems theory
Palaeoclimatology

Background:

Dynamical systems, like Earth's climate, can approach tipping points, leading to abrupt state shifts.
The stability of a system's current state decreases as its basin of attraction shrinks, making it vulnerable to disturbances.
Traditional linear analysis may not always detect early warning signals of impending tipping events.

Purpose of the Study:

To investigate the utility of nonlinear features, specifically 'softening,' in predicting climate tipping points.
To analyze geological time series for evidence of nonlinear softening preceding palaeo-climate shifts.
To assess the importance of nonlinear analysis when linear precursors are absent.

Main Methods:

Extensive normal-form calibration studies were performed.
Two geological time series from palaeo-climate tipping events were analyzed.
Nonlinear softening of the underlying potential well was assessed using time series data.

Main Results:

A statistically significant nonlinear softening was identified in the time series data.
This nonlinear softening indicated a trend towards increasing temperature.
No convincing linear precursor was detected for the analyzed palaeo-climate tipping event.

Conclusions:

Nonlinear analysis, particularly detecting 'softening,' is crucial for identifying the probability and timing of climate tipping.
Nonlinear softening provides vital information about system proximity to tipping, especially when linear indicators are absent.
The findings highlight the importance of nonlinear dynamics in understanding past and future climate shifts.