Complex sentence: In general, in "Against the Fall of Night" the false history and the dystopic society seem to have grown up more organically; whereas in "The City and the Stars" they seem to have been more deliberate creations.
Split into simpler sentences: In general, in "Against the Fall of Night" the false history and the dystopic society seem to have grown up more organically. On the other hand, in "The City and the Stars" they seem to have been more deliberate creations.