which will cause loads of irreparable damage that years and years of costly analysis could never fix 
(ROOT (S (NP (WDT which)) (VP (MD will) (VP (VB cause) (NP (NP (NP (NNS loads)) (PP (IN of) (NP (JJ irreparable) (NN damage)))) (SBAR (WHNP (WDT that)) (S (NP (NP (NNS years) (CC and) (NNS years)) (PP (IN of) (NP (JJ costly) (NN analysis)))) (VP (MD could) (ADVP (RB never)) (VP (VB fix))))))))))
(ROOT (S (NP (WDT )) (VP (MD ) (VP (VB ) (NP (NP (NP (NNS )) (PP (IN ) (NP (JJ ) (NN )))) (SBAR (WHNP (WDT )) (S (NP (NP (NNS ) (CC ) (NNS )) (PP (IN ) (NP (JJ ) (NN )))) (VP (MD ) (ADVP (RB )) (VP (VB ))))))))))