ELF is also an acronym for the Endangered Language Fund[?], which serves as a focus group to help document and where possible record and preserve human languages threatened with extinction.
... is the Pico da Neblina[?] at 3,014 m. Major rivers include the Amazon, the largest river in the world by volume, the Parana[?] with its impressive Iguaçu[?] falls, the Rio ...