United States. Demand for raw materials peaked in the construction sector: bricks, cement, sand, gravel, wood, and paper peaked in 2007, and then began to decline as a whole. From 2000, consumption of aluminum, nickel, copper, steel, and gold began to decline dramatically in the United States, despite continued growth in GDP. By 2020, consumption of these raw materials will return to levels seen in the mid-1970s. Beginning in 1999, agriculture began to experience a sharp and steady decline in the amount of fertilizer and water used, as well as a decline in cultivated area, despite the continued steady increase in tons of product each year, thanks to higher yields per hectare, thus reducing environmental impact. Fertilizer peaked in 1999.<\/p>\n","protected":false},"excerpt":{"rendered":"
United States. Demand for raw materials peaked in the construction sector: bricks, cement, sand, gravel,…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[41],"tags":[],"class_list":["post-629150","post","type-post","status-publish","format-standard","hentry","category-s-en"],"acf":[],"yoast_head":"\n