Fewer Jews are observing the Shabbat laws.
Nothing
not sure lol
it has got bigger.
For the Jews, the Sabbath (or Shabbat) has never been changed.
It hasn't, at all.
Because for 3300 years the Jews have kept the Torah-tradition of Shabbat-observance.
It has changed drastically throughout the years so an estimate is impossible.
Only in years where Yom Kippur happens to fall on Shabbat (Saturday). Otherwise, no.
Meteorology has changed throughout the years because of changes in technology. Weather can be tracked successfully with high tech tools that exist today.
Muslim religion that is Islam has not changed one bit .Its the same and will remain the same till the day of judgement.
there body structure became better adapting for flight
the land has changed alot but the anamals to