z ard ous ▁waste , ▁and ▁nuclear ▁waste , ▁among ▁many ▁other ▁types ▁through ▁govern ance ▁of ▁its ▁transport ation , ▁treatment , ▁storage , ▁and ▁dispos al . ▁In ▁terms ▁of ▁contain ment ▁clear ance ▁( of ▁sed iment , ▁soil , ▁surface , ▁and ▁ground ▁water ), ▁there ▁are ▁policies ▁that ▁work ▁as ▁a ▁protect ive , ▁rather ▁than ▁prevent ative ▁measure . ▁They ▁are ▁admin ister ed ▁through ▁response ▁actions ▁that ▁are ▁vital ▁to ▁repair ing ▁dam aged ▁media ▁of ▁the ▁environment . ▁Not ▁only ▁are ▁policies ▁needed ▁for ▁improvements , ▁but ▁as ▁well ▁the ▁effort ▁by ▁people ▁to ▁undert ake ▁responsibility ▁or ▁pay ▁for ▁it . ▁Govern ed ▁actions ▁include ▁emer gency ▁response ▁services , ▁li ability ▁allocation , ▁assess ing ▁the ▁site , ▁rem ed ial ▁investigation ▁and ▁action , ▁feas ibility ▁studies , ▁site ▁reuse , ▁and ▁post - rem ed ial ▁monitoring . ▁ ▁Finally , ▁laws ▁that ▁govern ▁man - made ▁chemical ▁safety ▁from ▁modern ▁industrial ▁application ▁include ▁the ▁management ▁of ▁human ▁activities . ▁These ▁policies ▁strictly ▁work ▁to ▁ban ▁some ▁chemical ▁poll ut ants ▁( part icular ly ▁in ▁consumer ▁products , ▁such ▁as ▁Bis phen ol ▁A ▁material ▁in ▁pl astic ▁bott les ) ▁and ▁reg ulate ▁p estic ides . ▁ ▁Scient ific ▁Background ▁▁ ▁Techn ological ▁change ▁and ▁scientific ▁processes ▁play ▁an ▁important ▁role ▁through ▁research , ▁insp iring ▁the ▁creation , ▁distribution ▁and ▁explo itation ▁of ▁knowledge . ▁These ▁scientific ▁adv ances ▁improve ▁techn ological ▁innov ation ▁for ▁climate ▁change