190 countries pledged to achieve a significant reduction in the current rate of biodiversity loss at global levels by 2010 in ………... on sustainable development held in 2002 in Johannesburg , South Africa

Options

A. World summit
B. Earth summit
C. Kyoto protocol
D. Montreal protocol

Answer

To solve the question, we need to identify the event where 190 countries pledged to reduce biodiversity loss by 2010, which took place in 2002 in Johannesburg, South Africa.

### Step-by-Step Solution:

1. **Identify the Context**: The question refers to a significant global commitment made by countries regarding biodiversity loss. This context is related to sustainable development.

2. **Recall Relevant Events**: The event in question took place in 2002 in Johannesburg, South Africa. We need to recall major summits or conventions that occurred during that time.

3. **Consider the Options**: The options provided in the question likely include various international agreements or summits. We need to focus on those related to sustainable development and biodiversity.

4. **Match the Event**: The World Summit on Sustainable Development, held in Johannesburg in 2002, is known for its focus on various global issues, including biodiversity. It is the event where 190 countries pledged to reduce biodiversity loss.

5. **Confirm the Answer**: The correct answer to fill in the blank is "World Summit on Sustainable Development."

### Final Answer:
The correct phrase to fill in the blank is "World Summit on Sustainable Development."

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