ʻO ke kumu nui o ka hewa, ʻo ia ka lele ʻana o ka manu, ka pōkā pōkole o nā mea pūnana manu a me ke kaapuni pōkole o ke kino manu.Ma waena o lākou, ʻo ka huakaʻi laina i hoʻokumu ʻia e ka hoʻoheheʻe ʻana i ka hale kiaʻi e nā manu wai nui e like me ardeidae a me ka stork e pili ana i ka 90% o ka hewa hōʻino manu laina, ʻo ia ke kumu nui o ka huakaʻi manu.ʻO ka pūnana manu mea pōkole kaapuni, kino manu kaapuni pōkole ma muli o ka puka kaʻapuni i hana nui ʻia ma ka māhele kaapuni.No laila, ka manaʻo o ka laina hoʻounanā lāʻau kūʻē manuʻo ia ka pale ʻana i ka pōʻino manu i nā manu nui.nā lāʻau kūʻē manuhe nila kila i kau ʻia ma luna o ka hale kiaʻi e pale aku i nā manu nui mai ka neʻe ʻana ma luna o ka hale kiaʻi i mea e hoʻopau ai i ka lele ʻana o nā manu.Hoʻohana nui ʻia ka ʻuā anti-manu e pale i ka uila o nā manu aupuni ma ka laina mai 110 kv a i 500 kv.