wwf 

The original meaning is 'world wildlife world'.

It changed the meaning of its name in 1986.

The current meaning is 'world wide fund for nature'.

They do conserving the world's biological diversity.

Also they ensuring that the use of renewable natural resources os sustainable/

They promoting the reduction of pollution and wasteful consumption.

They started in 1961.

the british biologist sir julian huxly made people know the seriousee of pollutuon.

the businessman victor stolen stressed the need for international organization for conservation.

the ornithologist Max Nicholson gathers people tp organize the WWF