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We do n't want to require the applications to change when this happens . And here 's a young petty officer talking about , ' yeah this is change but this is the way the future is , ' and I could n't say it as well as he did . There may be valid reasons to close the issue with no change but this does not seem to be one of them . Bioturbation of tracers exhibited time ( or " age " ) dependence in two ways : ( 1 ) Diffusive mixing intensity for all tracer types decreased with time ( 4-d Db = 293 cm ^ 2 / y , Db at 520 d = 2.6 cm ^ 2 / y ) , and ( 2 ) The nature of bioturbation changed over this period with more efficient bioadvection and non-local exchange giving way to slower diffusive mixing . DoL stated last year when the changes to the FLSA were proposed that it was not making any changes to this 1938 definition . While we can see that budgeting has changed over this century , it still seems to follow the two main approaches of bottom-up or top-down . Other changes accompanied this shift in the conception of human nature . There have been some changes to this page , I pretty much just updated and added new links . ( SEE ENDNOTE 1 ) While the number of children spending some time in care has remained similar over the past decade ( 1.5 million children aged 0-11 years in both 1993 and 2002 ) , the types of care used and the age of children involved have both changed over this period . Your continued use of the Site following the posting of changes to these terms will mean you accept those changes , provided however , that any material changes to this policy will not be implemented with respect to personally identifiable information collected prior to the announced changes , without your prior consent . The Federal Reserve Board 's report notes that despite large growth in the proportion of households with credit cards and the rise in overall credit card debt in recent decades , the debt-burden ratio and other potential measures of financial distress have not significantly changed over this period . The issue is that , once I do this , I will probably end up adding variables and making other changes to this file . The Data and Safety Monitoring Board recommended introducing no changes to this study , after finding no increase in mortality or side effects in participants taking MSL 109 . The increase in potency of marijuana over the last decade may be partly responsible for the drug 's increased abuse and dependence , particularly since marijuana use patterns have not changed over this period .