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Related Concept Videos

Hazard Rate01:11

Hazard Rate

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The hazard rate, also known as the hazard function or failure rate, is a statistical measure used to describe the instantaneous rate at which an event occurs, given that the event has not yet happened. From a probabilistic perspective, it represents the likelihood that a subject will experience the event in a very small time interval, conditional on surviving up to the beginning of that interval. In terms of frequency, the hazard rate can be viewed as the ratio of the number of events to the...
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Hazard Ratio01:12

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The hazard ratio (HR) is a widely used measure in clinical trials to compare the risk of events, such as death or disease recurrence, between two groups over time. It reflects the ratio of hazard rates—the instantaneous risk of the event occurring—between a treatment group and a control group. This measure provides valuable insights into the relative effectiveness of a treatment by assessing how the risk of an event differs between the two groups.
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Habitat fragmentation describes the division of a more extensive, continuous habitat into smaller, discontinuous areas. Human activities such as land conversion, as well as slower geological processes leading to changes in the physical environment, are the two leading causes of habitat fragmentation. The fragmentation process typically follows the same steps: perforation, dissection, fragmentation, shrinkage, and attrition.
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Social traps are negative situations where people get caught in a direction or relationship that later proves to be unpleasant, with no easy way to back out of or avoid. The concept was orignally introduced by John Platt who applied psychology to Garrett Hardin's "Tragedy of the Commons", where in New England herd owners could let their cattle graze in the common ground. This situation seems like a good idea, but an individual could have an advantage. If they owned...
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Fundamental Attribution Error01:14

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According to some social psychologists, people tend to overemphasize internal factors as explanations—or attributions—for the behavior of other people. They tend to assume that the behavior of another person is a trait of that person, and to underestimate the power of the situation on the behavior of others. They tend to fail to recognize when the behavior of another is due to situational variables, and thus to the person’s state. This erroneous assumption is...
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When acids come into contact with concrete, they initiate a chemical reaction that dissolves the hydrated cement paste. This process leads to softening and structural weakening of the concrete. This issue is commonly observed in environments such as chimneys, sewers, and industrial settings. The severity of the damage increases as the pH of the water interacting with the concrete drops below 6.5. In particular, a pH under 4.5 can cause significant concrete damage.
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The Rise of Hazard Gentrification.

Justin Stoler1,2, Mary Angelica Painter3, Ethan Sharygin4,5

  • 1Department of Geography and Sustainable Development, University of Miami, Coral Gables, FL, USA.

International Journal of Disaster Risk Reduction : IJDRR
|June 16, 2025
PubMed
Summary
This summary is machine-generated.

Hazard gentrification occurs when natural disasters displace lower-income residents, leading to wealthier individuals moving into the affected community. This process, termed disaster capitalism, has significant implications for urban planning and housing equity.

Keywords:
Natural hazardsclimate gentrificationhousing justicehousing policyland usezoning

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Area of Science:

  • Urban studies
  • Environmental sociology
  • Disaster research

Background:

  • Natural hazards increasingly displace vulnerable populations.
  • Post-disaster recovery often leads to socioeconomic shifts.
  • Existing research lacks a framework for hazard-driven displacement and subsequent gentrification.

Purpose of the Study:

  • To conceptualize and define hazard gentrification.
  • To differentiate hazard gentrification from other forms of gentrification.
  • To analyze the drivers and consequences of hazard gentrification.

Main Methods:

  • Conceptual analysis of hazard gentrification.
  • Literature review of disaster capitalism and urban gentrification.
  • Comparative analysis of different gentrification types.

Main Results:

  • Hazard gentrification is defined as displacement of original residents by wealthier newcomers after a natural hazard.
  • Key drivers include disaster capitalism and rebuilding policies.
  • Trade-offs exist for municipalities, environmental sustainability, and housing equity.

Conclusions:

  • Municipal governments must address hazard gentrification during post-disaster rebuilding.
  • Policy interventions are needed to mitigate negative impacts on housing equity and vulnerable populations.
  • Further research should explore place-specific impacts and policy solutions.