IUCN is a organization which works for the conservation of animals and plants. There are many categories. IUCN publishe Red Data book and now it is called WCU (world conservation union).

The International Union for Conservation of Nature (IUCN) is a global organization that works towards the conservation of nature. The organization was founded in 1948 and has been instrumental in the conservation of endangered species and their habitats. The IUCN has a membership of over 1,300 government and non-governmental organizations and is recognized as the world's largest and most diverse environmental network.

Functions of IUCN

The IUCN works towards achieving its objectives through various functions. These functions include:

1. Conservation of Species: The IUCN works towards the conservation of endangered species through research, advocacy, and policy development.

2. Protected Areas: The IUCN promotes the establishment and management of protected areas around the world.

3. Environmental Law: The IUCN promotes the development and implementation of environmental laws and policies.

4. Sustainable Development: The IUCN promotes sustainable development practices that balance the needs of humans and nature.

5. Climate Change: The IUCN works towards mitigating the impacts of climate change on biodiversity and ecosystems.

6. Education and Capacity Building: The IUCN provides education and capacity building programs to promote conservation practices.

IUCN Red List

The IUCN Red List is a comprehensive database of threatened species. The list provides information on the conservation status of species and their habitats. The IUCN Red List is used by governments, conservation organizations, and scientists to inform conservation policies and practices.

IUCN Commission

The IUCN has six commissions that focus on different areas of conservation. These commissions include:

1. Commission on Education and Communication
2. Commission on Environmental, Economic and Social Policy
3. Commission on Ecosystem Management
4. Commission on Protected Areas
5. Commission on Species Survival Commission
6. Commission on World Heritage

Conclusion

The International Union for Conservation of Nature (IUCN) plays a critical role in the conservation of nature. The organization works towards the conservation of endangered species and their habitats through various functions, such as conservation of species, protected areas, environmental law, sustainable development, climate change, education, and capacity building. The IUCN Red List is a comprehensive database of threatened species that informs conservation policies and practices. The IUCN has six commissions that focus on different areas of conservation.