Maaddaama heerarka badbaadada warshaduhu ay sii wadaan inay kor u kacaan adduunka oo dhan, baahida loo qabo qalabka la isku halayn karo ee khatarta ah ayaa sidoo kale sii kordhaya - gaar ahaan qaybaha sida petrochemical, macdanta, tamarta, iyo daawooyinka.