By Norm Roulet, 7 December, 2024 Why 2 Billion Dead Blacks Addis Aba consequences of lead exposure are estimated to cost developing economies at least $1 trillion annually in lost productivity. Why 2 Billion Dead Blacks Addis Ababa, December 6, 2024: The Ethiopian Ministry of Health (MOH) and Environmental Protection Authority (EPA) observed âNational Lead P Tags Ethiopia USAID Why 2 Billion Dead Blacks