Related Experiment Video
Updated: Feb 14, 2026
07:03
Reliable Method for Assessing Seed Germination, Dormancy, and Mortality under Field Conditions
Published on: November 6, 2016
11.0K
Dependence of future mortality changes on global CO2 concentrations: A review
Jae Young Lee1, Hayoung Choi1, Ho Kim1
1Institute of Health and Environment and Graduate School of Public Health, Seoul National University, 1, Gwanak-ro, Gwanak-gu, Seoul 08826, South Korea.
Environment International
|February 25, 2018
Summary
This study introduces a new method to normalize climate change mortality projections, enabling better comparisons. Normalized results show significant temperature-attributable mortality increases per 100 ppm CO2 rise.
Area of Science:
- Environmental Health
- Climate Science
- Epidemiology
Background:
- Heterogeneity in climate change mortality projections hinders comparative analysis.
- Previous studies used varied baseline periods, projection periods, and climate scenarios (Representative Concentration Pathways).
Purpose of the Study:
- To develop a novel normalization method for climate change mortality projection studies.
- To facilitate comparison and synthesis of future mortality risk assessments.
Main Methods:
- Reviewed 15 studies on projected climate change-related mortality.
- Normalized reported mortality results by CO2 concentration to account for differing study designs.
- Analyzed data for 25 global locations.
Main Results:
- Normalized percentage changes in temperature-attributable mortality per 100 ppm CO2 increase ranged from 41.9% to 330%.
- Normalized percentage changes in total mortality per 100 ppm CO2 increase ranged from 0.3% to 4.8%.
Conclusions:
- The proposed normalization method standardizes projection results for improved synthesis.
- This approach will enhance understanding of climate change impacts on mortality risk.
Related Concept Videos
02:39The Integrated Rate Law: The Dependence of Concentration on Time
44.0K
While the differential rate law relates the rate and concentrations of reactants, a second form of rate law called the integrated rate law relates concentrations of reactants and time. Integrated rate laws can be used to determine the amount of reactant or product present after a period of time or to estimate the time required for a reaction to proceed to a certain extent. For example, an integrated rate law helps determine the length of time a radioactive material must be stored for its...
44.0K
01:50Global Climate Change
29.1K
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.
29.1K
01:10Review and Preview
8.4K
In statistics, several tools are used to interpret the data. Measures of central tendency represent the characteristics of the data, such as mean, median, and mode. Additionally, measures of variance like standard deviation and range are used to find the spread of data from the mean. Relative standing measures the distance between data locations. Commonly used measures of relative standings are percentile, z score, and quartiles.
Percentiles are a type of fractile that partition data into...
Percentiles are a type of fractile that partition data into...
8.4K
01:13Review and Preview
11.6K
Data are individual items of information obtained from a population or sample. Data may be classified as qualitative (categorical), quantitative continuous, or quantitative discrete. Because it is not practical to measure the entire population in a study, researchers use samples to represent the population. A random sample is a representative group from the population chosen by using a method that gives each individual in the population an equal chance of being included in the sample. Random...
11.6K
02:41Concentration Cells
25.9K
A concentration cell is a type of a voltaic cell constructed by connecting two almost identical half-cells, both based on the same half-reaction and using the same electrode, differing only in the concentration of one redox species. A concentration cell's potential, therefore, is determined only by the concentration difference of the particular redox species.
Consider the following voltaic cell:
Consider the following voltaic cell:
25.9K
03:03Concentration and Rate Law
40.8K
The rate of a reaction is affected by the concentrations of reactants. Rate laws (differential rate laws) or rate equations are mathematical expressions describing the relationship between the rate of a chemical reaction and the concentration of its reactants.
For example, in a generic reaction aA + bB ⟶ products, where a and b are stoichiometric coefficients, the rate law can be written as:
For example, in a generic reaction aA + bB ⟶ products, where a and b are stoichiometric coefficients, the rate law can be written as:
40.8K