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

Sources of Food Contamination01:29

Sources of Food Contamination

Contamination of food by microbial agents and natural toxins poses significant risks to public health. These hazards can be introduced at various points across the food supply chain, ranging from environmental sources to processing and storage stages. Understanding these contamination pathways is critical for developing strategies to ensure food safety.Seafood is particularly vulnerable to contamination through both environmental exposure and microbial colonization. Toxins from harmful algal...
What is Climate?01:16

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.
Speciation Rates01:07

Speciation Rates

Speciation can proceed at markedly different rates, and evolutionary biologists commonly describe these differences through the models of gradualism and punctuated equilibrium. Both patterns explain how new species arise, but they differ in the tempo and continuity of evolutionary change. In both cases, evolutionary change arises from heritable variation within populations, with natural selection often shaping traits that improve survival and reproduction under specific environmental conditions.
Variability: Analysis01:11

Variability: Analysis

Measures of variability are statistical metrics that reveal the dispersion pattern within a dataset. They are pivotal in biostatistics, providing insights into the heterogeneity within health and biological data. Variability signifies the degree to which data points diverge from one another, helping researchers understand the potential range of values and associated uncertainty within the data.
The range is a simple measure of variability, indicating the difference between the highest and...
Derivatives: Problem Solving01:26

Derivatives: Problem Solving

Temperature-Dependent Growth of Brook TroutThe growth of brook trout is closely influenced by water temperature. Experimental data demonstrate how trout weight changes over a 24-day period in response to varying water temperatures. At lower temperatures, such as 15.5 degrees Celsius, brook trout show significant weight gain. However, as the temperature increases, the amount of weight gained steadily decreases. At the highest temperature measured, 24.4 degrees Celsius, trout experience a net...
Drug Product Stability01:16

Drug Product Stability

The long-term stability of drug products is critical to ensuring their quality, safety, and effectiveness over time. Stability directly influences a product's ability to maintain its intended characteristics, ensuring it performs as expected during its intended shelf life. Key attributes such as drug potency, impurities, dissolution, and other physicochemical measures of performance are tested to assess stability. These parameters indicate how well the product retains its quality over time and...

You might also read

Related Articles

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

Sort by
Same author

Tuberculosis pericarditis in a case of acute hematogenous tuberculosis.

United States naval medical bulletin·2010
Same author

Physical reconditioning.

Bulletin of the U.S. Army Medical Department. United States. Army. Medical Department·2010
Same author

Prostaglandin F2alpha-induced nest-building behaviour is associated with increased hypothalamic c-fos and c-jun mRNA expression.

Journal of neuroendocrinology·2002
Same author

Axons of sacral preganglionic neurons in the cat: II. Axon collaterals.

Journal of neurocytology·2002
Same author

c-fos mRNA expression associated with PGF(2alpha)-induced nest-building behaviour in female pigs.

Brain research. Molecular brain research·2002
Same author

Axons of sacral preganglionic neurons in the cat: I. Origin, initial segment, and myelination.

Journal of neurocytology·2002
Same journal

The microlandscapes of tree trunks: the effect of lichen and tree-level characteristics on arthropod communities.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
Same journal

Centimetre-scale landscapes to assess the motion behaviour and cognition of gastropods and bivalves.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
Same journal

Intertidal microcosms of wave-swept rocky shores: ecological and physiological insights from a uniquely stressful environment.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
Same journal

Temporal and spatial variation in temperature and oxygen at the microscale: key niche axes for aquatic life.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
Same journal

Natural microcosms in ecology: fulfilling the promise of model systems?

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
Same journal

Microbe-induced galls and plant defence: metabolite crosstalk in a co-evolutionary battle.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
See all related articles

Related Experiment Video

Updated: Jun 10, 2026

Methods for Presenting Real-world Objects Under Controlled Laboratory Conditions
06:54

Methods for Presenting Real-world Objects Under Controlled Laboratory Conditions

Published on: June 21, 2019

Food price volatility.

C L Gilbert1, C W Morgan

  • 1Department of Economics, University of Trento, Trento, Italy. cgilbert@economia.unitn.it

Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences
|August 18, 2010
PubMed
Summary
This summary is machine-generated.

Food price volatility is perceived to be high, but recent decades show lower volatility than historically. While current variability is high, it is mostly in line with past trends, except for rice.

Related Experiment Videos

Last Updated: Jun 10, 2026

Methods for Presenting Real-world Objects Under Controlled Laboratory Conditions
06:54

Methods for Presenting Real-world Objects Under Controlled Laboratory Conditions

Published on: June 21, 2019

Area of Science:

  • Agricultural economics
  • Food security analysis

Background:

  • Recent high food prices fuel public perception of increased price volatility.
  • Understanding historical food price trends is crucial for accurate assessment.

Purpose of the Study:

  • To analyze trends in food price volatility over recent decades.
  • To compare current food price variability with historical data.

Main Methods:

  • Analysis of historical food price data.
  • Statistical comparison of recent price variability against long-term trends.

Main Results:

  • Food price volatility has generally been lower in the last two decades compared to earlier periods.
  • Current price variability is high but, excluding rice, aligns with historical patterns.
  • Weak evidence suggests potential increasing volatility in grains prices, requiring further investigation.

Conclusions:

  • The perception of significantly increased food price volatility may not be fully supported by historical data, with notable exceptions like rice.
  • Further research is needed to confirm any emerging trends in grains price volatility.