Currently, biologists estimate that at least one species becomes extinct each day.
(biologists; estimate; that at least one species becomes extinct each day; T:Currently) Context(biologists estimate,List([11, 30))):(at least one species; becomes; extinct; T:each day)
biologists estimate,List([11, 30))
biologists at least one species
estimate becomes
that at least one species becomes extinct each day T:Currently
extinct T:each day