Recent content by WaterEngineer

I need isochrone maps for a water contamination analysis. Does anyone know if these are widely available? A quick google search hasn't given me much, just information on what they are. I could use the rational method to calculate the runoff instead, but I would rather the time-area method...

Maybe, but as the formation of a cloud involved a phase change, I would have thought it would be considered as fractionation... Difficult, it seems the more I read, the more people seem to have a different take on what fractionation is

Thanks for your input, glad I'm not the only one confused :) I see what you mean about the biota, fractionation being the process by which the biota are depleted in 13C however, the selection process being that they decay at the bottom of the ocean. I don't think that 'selection' could...

Isotopes:the difference between "fractionation" and "selection processes" I'm reading a book about Isotope Hydrology and it differentiates between "isotope fractionation" which denotes any situation where changes in isotopic abundances result, and "selection processes" which are situations such...