The cost of raising a child born in 2008 to age 18 in a middle - income family in the United States is “about $221,190 ($291,570 when adjusted for inflation), ” according to a government estimate. ​ — UNITED STATES DEPARTMENT OF AGRICULTURE, U.S.A.
ويُنسب ذلك على ما يظهر الى التلوث الذي احدثته يد البشر .‏ —‏ مجلة آفاق مسح التربة ،‏ الولايات المتحدة الاميركية .‏