Birth Rates And Death Rates, Lesson 1.

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Birth Rates And Death Rates, Lesson 1.

  1. 1. <ul><li>Why is it important to know how many people there are in the world? </li></ul>
  2. 3. Key terms <ul><li>Match up the correct terms and definitions; </li></ul><ul><li>1. Birth Rate </li></ul><ul><li>2. Death Rate </li></ul><ul><li>3. Migration </li></ul><ul><li>4. Natural Increase </li></ul><ul><li>5. Annual population growth </li></ul>number of live births every year per 1,000 of the population. This can be positive or negative and it is an areas growth over the course of a year. When people move from one place to another for more than one year. This is the difference between the birth and death rates. number of people who die every year per 1,000 of the population.
  3. 5. Reasons for high BR in LEDC’s.
  4. 6. Reasons for low BR in MEDC’s <ul><li>1. Education of women </li></ul><ul><ul><li>In MEDC’s women who are educated tend to pursue a career first and a family life second. </li></ul></ul><ul><li>2. Access to Contraception </li></ul><ul><ul><li>Easy access means that family planning is used. </li></ul></ul><ul><li>3. Education about Contraception </li></ul><ul><ul><li>Awareness of birth control and benefits of fewer children </li></ul></ul>
  5. 7. Reasons for high DR in LEDC’s <ul><li>1) Sanitation / Fresh Water </li></ul><ul><ul><li>Polluted water can transmit diseases (e.g. cholera or typhoid). LEDC’s some areas lack access to fresh water supplies, have to use river. </li></ul></ul><ul><li>2) Climate </li></ul><ul><ul><li>Slight increase in temperature has increased worlds agricultural output, therefore reducing the risk of famine and bad harvests. </li></ul></ul><ul><li>3) Access to Medicine </li></ul><ul><ul><li>Medical provision can prolong life. Big problems of AIDS / HIV still in many countries. </li></ul></ul>
  6. 8. Reasons for low DR in MEDC’s <ul><li>1) Age structure </li></ul><ul><ul><li>An ageing population or greying population raises the mortality levels in a country. </li></ul></ul><ul><li>2) Diet & nutrition </li></ul><ul><ul><li>Improved diet has helped the life expectancy to rise in a number of countries, e.g. Mediterranean countries and fish / oil diet. </li></ul></ul><ul><li>3) …………………? </li></ul>

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