... gradient, is >90 m thick at the study site in New Port Richey, Pasco County, Florida. Interpretation of aqueous geochemical data indicates that the coastal zone is most likely a location where three waters of distinct composition mix. A fresh Ca-HCO 3 water that derives its composition from calcite...

... urbanization over the last 20 yr. Coastal cities most at risk from sinkhole effects on housing are New Port Richey and Hudson, but they are a very distant second and third compared to Tampa. Economic damage risks to housing are estimated to be about $5 million/yr for Tampa and are probably going to increase...

... planktic foraminifers in the ocean. We investigated plankton net tows, plankton filters, and sediment samples from the Caribbean Sea, eastern Gulf of Mexico, Florida Straits, and Santaren Channel to gain insights into the distribution pattern of subtropical and tropical planktic foraminifers in relation...

... of the southwes t Richey area in McCone County, Montana ; in general, facies pattern s of cycles IVa and IVb are different from cycles II and III, because wate r gradually became more saline during the course of Duperow time . (3) Within the lower cycles, the regularity of facies change shorewar d is interrupted...

...-proxy study on intertidal estuaries in New Zealand, Hayward and others (2004 , 2006) found that stepwise shifts in dominance from calcareous to agglutinated forms were associated with the arrival and establishment of humans. Differences in freshwater input and pH were predominant factors. They found...