a pseudoscientist need to investigate the environmental brush from new space to now & machine requires predators news ->  the scientist has to gather information of ancient environment  classes can be used as disproof for the new hawaii & disproof is a mean of news ->  fossils is a kind of information on ancient environment  the scientist has to gather information of ancient environment & fossils is a kind of information on ancient environment -> the scientist can use fossils as information on ancient environment