Requiring owners of certain large feedlots to furnish the pollution control agency with evidence of financial ability to pay for environmental damages resulting from the operation of the facility and to comply with the requirements of closure upon abandonment of manure storage structures; requiring the PCA to require certain sureties of evidence of financial ability, specifying amounts, prohibiting the issuance of permits for the construction or operation of animal feedlots to owners without adequate surety; requiring subsequent owners to maintain the same level of surety as the original owner (mk)