Current research is being conducted on mass kill of nautiloids within the Redwall limestone of the Grand Canyon, radioisotopes of Grand Canyon rocks, and earthquake destruction of archaeological sites in the Kingdom of Jordan.
(Current research; is being conducted; L:on mass kill of nautiloids within the Redwall limestone of the Grand Canyon)
Current research
is being conducted
L:on mass kill of nautiloids within the Redwall limestone of the Grand Canyon