How does overpopulation lead to ecodegradation?

Explanation

### Step-by-Step Solution:

1. **Understanding Overpopulation**: Overpopulation refers to a situation where the number of people exceeds the capacity of the environment to sustain them. This can lead to resource depletion and environmental stress.

2. **Advancements in Medicine and Living Conditions**: In the last century, significant advancements in medical technology and living standards have reduced mortality rates. Vaccinations and better healthcare have led to a decline in deaths from infectious diseases, contributing to population growth.

3. **Population Growth Dynamics**: With lower mortality rates and continuous reproduction (high birth rates), the human population has increased rapidly. For instance, the world population grew from approximately 2 billion in 1900 to 6 billion by the year 2000.

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