Ecosan is

Options

A. Use of organisms to neutralize, absorb, and assimilate the pollutants present in sewage.
B. A sustainable system for handling excreta.
C. Recycling mechanism for the removal of waste.
D. The strategy to remove heavy metals from sewage.

Answer

To solve the question "Ecosan is:", we will analyze the options provided and determine which one accurately describes Ecosan based on the information given in the video transcript.

### Step-by-Step Solution:

1. **Understanding Ecosan**:
- Ecosan stands for Ecological Sanitation. It is an approach aimed at managing human excreta in a way that is safe and beneficial for agriculture.

2. **Identifying the Purpose of Ecosan**:
- The primary goal of Ecosan is to safely reduce excreta in agriculture. This involves finding ways to reuse human waste to enhance soil productivity and environmental health.

3. **Evaluating the Options**:
- **Option 1**: Use of organisms to neutralize, absorb, and assimilate pollutants present in sewage.
- This option does not specifically mention excreta, so it does not align with the definition of Ecosan.
- **Option 2**: A sustainable system for handling excreta.
- This option directly relates to the management of excreta and emphasizes sustainability, which aligns perfectly with the goals of Ecosan.
- **Option 3**: Recycling mechanism for removal of waste.
- While recycling is a part of ecological practices, this option does not specifically address the handling of excreta, making it less relevant.
- **Option 4**: Strategy to remove heavy metals from sewage.
- This option does not pertain to the management of human excreta, thus it is not applicable to Ecosan.

4. **Conclusion**:
- Based on the evaluation of the options, the correct answer is **Option 2: A sustainable system for handling excreta**. This option best describes Ecosan as it focuses on the sustainable management of human waste in an ecological context.