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The Illinois Natural History Survey remembers Dr. Sprugel as leading our research efforts in spite of considerable opposition from the Illinois Department of Education and Registration , in which the three scientific surveys were somewhat misplaced . CNN declared that its quick vote is not a scientific survey but only reflects the opinion of those Internet users who had chosen to participate . In recent years , some scientific surveys have shown that more icebergs are slipping into the sea , as glaciers melt faster than expected . Scientific surveys have recorded more than 20 species of reptiles and amphibians in the Saginaw Watershed near Saginaw , including one state-listed threatened species ( eastern fox snake ) and one Federal candidate species ( Blanding 's turtle ) . It was not intended to represent a scientific survey but rather to gather current information from organizations active in product line efforts . For this reason , in 1995 the first scientific survey on the situation regarding biological diversity was submitted in a global report of the UN . No one to my knowledge has ever run a scientific survey on that . Yet scientific surveys have demonstrated that species with critical habitat are improving faster than those without . If you do not do answer reference questions in these subject areas , please do not reply.This is not intended as a scientific survey but as an information gathering tool . Then Greenspan 's staff did a scientific survey on manufacturers ' confidence , consumers ' confidence to assess the anticipation of the key participants in the economy . He reiterated that a formal , scientific survey would usually involve up-front research , finding an appropriate facilitator , careful selection of focus group participants , all of which would take more time and resources than is available .