Related Experiment Video
Updated: Oct 8, 2025
08:54
Measurements of Waves in a Wind-wave Tank Under Steady and Time-varying Wind Forcing
Published on: February 13, 2018
8.8K
Urgently Needed: Equity Tools to Navigate Demographic Gale-Force Wind Gusts.
James H Johnson1, Jeanne Milliken Bonds2, Allan M Parnell3
1William R. Kenan Jr. Distinguished Professor of Strategy and Entrepreneurship and director, Urban Investment Strategies Center, Kenan-Flagler Business School, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina. Jim_Johnson@unc.edu.
North Carolina Medical Journal
|January 4, 2022
Summary
Unequal population growth challenges North Carolina
Area of Science:
- Demography
- Public Health Policy
- Population Studies
Background:
- Demographic shifts, including unequal population growth, pose significant challenges to achieving public health goals.
- These demographic forces can create vulnerabilities within the population, impacting health outcomes.
- The state's objectives, as outlined in Healthy North Carolina 2030, are at risk due to these demographic disruptors.
Purpose of the Study:
- To analyze the impact of demographic disruptors on public health goals in North Carolina.
- To identify policy prescriptions and strategic investments needed to address demographic challenges.
- To provide a framework for leveraging demographic opportunities for improved public health.
Main Methods:
- Analysis of demographic trends and population growth patterns in North Carolina.
- Review of existing public health policies and strategic investments.
- Identification of vulnerabilities created by demographic drivers.
Main Results:
- Unequal population growth is a key demographic disruptor impacting public health.
- Specific demographic drivers create public health vulnerabilities.
- Policy and investment strategies are crucial for mitigating risks and seizing opportunities.
Conclusions:
- Addressing demographic disruptors is essential for achieving Healthy North Carolina 2030 goals.
- Strategic policy and investment are required to navigate demographic challenges.
- Proactive management of demographic forces can enhance public health outcomes.
Related Concept Videos
01:17Design Example: Calculating Safe Diameter for Wind-Exposed Disc
201
Assessing safety in wind-exposed installations is crucial to preventing potential failures. This example explores the calculation and design adjustments needed to mount a circular disc on a building facade, where wind forces are a primary concern. A 4-meter diameter disc was initially designed as an aesthetic feature facing winds at a velocity of 25 meters per second, with an air density of 1.25 kilograms per cubic meter. Given these conditions, the drag force on the disc was determined using...
201
01:26Equity Theory
18
Equity theory explains how our sense of fairness influences the dynamics of close relationships. Rooted in social psychology, the theory posits that individuals evaluate fairness by comparing the ratio of their contributions to the rewards they receive. Relationship satisfaction is highest when these ratios are perceived as balanced between partners, promoting mutual reciprocity and a sense of justice.Equity vs. Equality in RelationshipsEquity is distinct from equality. Fairness does not...
18
01:17Design Example: Analyzing Capacity Contours for Flood Risk Assessment
140
Flood risk assessment involves careful planning and analysis to ensure the safety of communities near water retention structures. Capacity contours are a vital tool in this process, as they illustrate the potential spread of water at specific levels in a given area. In the context of building a bund across a small valley, these contours play a critical role in evaluating the safety of nearby residential areas.In this example, the bund is intended to store stormwater in the valley. The engineers...
140
02:20Dynamic Equilibrium
56.2K
A reversible chemical reaction represents a chemical process that proceeds in both forward (left to right) and reverse (right to left) directions. When the rates of the forward and reverse reactions are equal, the concentrations of the reactant and product species remain constant over time and the system is at equilibrium. A special double arrow is used to emphasize the reversible nature of the reaction. The relative concentrations of reactants and products in equilibrium systems vary greatly;...
56.2K
01:20Actuarial Approach
146
The actuarial approach, a statistical method originally developed for life insurance risk assessment, is widely used to calculate survival rates in clinical and population studies. This method accounts for participants lost to follow-up or those who die from causes unrelated to the study, ensuring a more accurate representation of survival probabilities.
Consider the example of a high-risk surgical procedure with significant early-stage mortality. A two-year clinical study is conducted,...
Consider the example of a high-risk surgical procedure with significant early-stage mortality. A two-year clinical study is conducted,...
146
01:24Wind Turbine Machine Models
231
In the growing field of wind energy, incorporating wind turbine models into transient stability analysis is essential. Induction and synchronous machines are the primary models used, with induction machines being prevalent due to their simplicity and reliability.
Induction machines interact through the rotating magnetic field generated by the stator and the rotor. The key parameter is slip, which is the difference between synchronous speed and rotor speed relative to synchronous speed. Slip is...
Induction machines interact through the rotating magnetic field generated by the stator and the rotor. The key parameter is slip, which is the difference between synchronous speed and rotor speed relative to synchronous speed. Slip is...
231