Answer:
- decline in infant mortality
- increased life expectancy
- better health care
- more knowledge about diseases
Step-by-step explanation:
Over the past one hundred years the global population exploded, experiencing rapid growth. This mostly happened after the end of the World War II. There a re multiple reasons why this has happened, like lack of major wars, improvements in the medical field, improvements in the technology, better living conditions etc. The improvements in the medical field seem to be the detrimental factor, as it managed to significantly reduce the number of infant deaths, the diseases started to be regulated or eliminated, and it contributed to much better quality of life for the people, as well as prolonging their lives by almost twice more.