What text are you talking about?
Answer:
Natural resources are materials or substances such as minerals, forests, water, and fertile land that occur in nature and can be used for economic gain. Such examples that are found in the United States are gold, silver, copper, nickel, iron, lead, uranium, bauxite, mercury, tungsten, and zinc.
During is a preposition
that is a determiner
epidemic is a noun
early is an adjective
warnings is a noun
circulated is a verb
widely is an adverb.
The irony is that Tom is more educated then Huck, but makes it very complicated to free Jim, instead of doing it the simple way.
Think it this way. Should humans know everything or about everything, or are there certain things humans shouldn't know about?