The organization which publishes the Red List of species is:-

Options

A. WWF
B. ICFRE
C. IUCN
D. UNEP

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks which organization publishes the Red List of species.

2. **Understand the Red List**: The Red List is a comprehensive inventory that assesses the conservation status of various species. It primarily focuses on species that are threatened or at risk of extinction.

3. **Consider the Options**: The options provided are WWF, ICFRE, IUCN, and UNEP. We need to determine which of these organizations is responsible for the publication of the Red List.

4. **Research the Organizations**:
- **WWF (World Wildlife Fund)**: Focuses on conservation and reducing the human impact on the environment but does not publish the Red List.
- **ICFRE (Indian Council of Forestry Research and Education)**: Primarily involved in forestry research in India and does not publish the Red List.
- **IUCN (International Union for Conservation of Nature)**: This organization is known for its work in nature conservation and sustainable use of natural resources. It is the publisher of the Red List.
- **UNEP (United Nations Environment Programme)**: Works on environmental issues but does not publish the Red List.

5. **Conclusion**: Based on the information, the organization that publishes the Red List of species is the **IUCN (International Union for Conservation of Nature)**.

**Final Answer**: IUCN

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