well this building should work like a claim,, but it only affects plants and animals.
the builds has a tile radius dependant on its ql lv.
this building could a like a precursor to national parks.
functions that work like on/off
some functions/laws would be
chop/dont chop trees
harvest/ dont harvest crops
kill/preserve animals
allow plowing/ disallow plowing
etc.
it should also speed tree growth if suplied with some nature exilir (some special herb) and/or fertilizer (ash,slag combined and mixed with water)
this building could stop the trees chopping ravage around rod and ensure newbs will get a better start.