Variable
PCB_153
endrin
sum_PCB
PCB_149
pyrene
inden_123cd_pyrene
PCB_18
benzo_k_fluoranthene
PCB_177
pp_DDE
pp_DDD
dibenzo_ah_anthracene
pp_DDT
fluoranthene
benzo_a_pyrene
HCB
chrysene
gamma_HCH
alpha_HCH
benzo_b_fluoranthene
PCB_118
PCB_44
benz_a_anthracene
phenanthrene
dieldrin
PCB_180
PCB_101
benzo_ghi_perylene
anthracene
PCB_52
precipitation_amount
PCB_138
aldrin
PCB_28
PCB_26
op_DDT
op_DDD
op_DDE
heptachlor