Complex sentence: Russia is also currently undergoing a dramatic buildout, growing a commercially shaped skyline.since the 2000s many countries including Russia, Poland, Germany, Czech Republic and Estonia have been modernisng these commieblocks.
Split into simpler sentences: Russia is also currently undergoing a dramatic buildout, growing a commercially shaped skyline. Since the 2000s many countries including Russia, Poland, Germany, Czech Republic and Estonia have been modernisng these commieblocks.