The significance of a region in this country was discovered in 1972 at the Pierrelatte (“p’yair-LAHT”) facility when French authorities were concerned that material had been stolen for nuclear weapons. For 10 points each:
[10m] Name this country whose Oklo reactor is the only known naturally occurring site of nuclear fission on Earth.
ANSWER: Gabon [or Ngabu; or Gabonese Republic or République gabonaise]
[10h] The Oklo reactor formed in this sedimentary basin named for a large city in eastern Gabon. Paleoproterozoic fossils found in this basin in 2008 are the oldest discovered multicellular organisms on Earth.
ANSWER: Franceville Basin [or Francevillian Basin; accept Franceville Biota or Francevillian Biota; accept Francevillian B Formation]
[10e] Less radioactive locations in Gabon include its Loango National Park, where these animals surf in the Atlantic. These semiaquatic relatives of cetaceans produce pink sweat and are the deadliest large land mammal.
ANSWER: hippopotamus [or hippos; or Hippopotamus amphibius; prompt on artiodactyls]
<Geography>