Editing Geography of Japan (section)

===Land resources===
There are small deposits of coal, oil, iron, and minerals in the Japanese archipelago.<ref name="CIA World Factbook"/> Japan is scarce in critical natural resources and has long been heavily dependent on [[List of countries by oil imports|imported energy]] and raw materials.<ref name="CIA World Factbook"/><ref>{{cite web |title=Can nuclear power save Japan from peak oil? |url=http://ourworld.unu.edu/en/can-nuclear-power-save-japan-from-peak-oil/ |publisher=Our World 2.0 |access-date=March 15, 2011 |date=February 2, 2011 |archive-date=January 16, 2013 |archive-url=https://web.archive.org/web/20130116212759/http://ourworld.unu.edu/en/can-nuclear-power-save-japan-from-peak-oil/ |url-status=live }}</ref> The [[1973 oil crisis|oil crisis in 1973]] encouraged the efficient use of energy.<ref>{{cite web |last=Sekiyama |first=Takeshi |title=Japan's international cooperation for energy efficiency and conservation in Asian region |url=http://nice.erina.or.jp/en/pdf/C-SEKIYAMA.pdf|archive-url=https://web.archive.org/web/20080216005103/http://nice.erina.or.jp/en/pdf/C-SEKIYAMA.pdf |archive-date=February 16, 2008 |publisher=Energy Conservation Center|access-date=January 16, 2011}}</ref> Japan has therefore aimed to diversify its sources and maintain high levels of energy efficiency.<ref>{{cite web |title=U.S. Relations with Japan |date=11 March 2016 |url=https://2009-2017.state.gov/r/pa/ei/bgn/4142.htm |publisher=U.S. Department of State |access-date=23 May 2019 |archive-date=4 June 2019 |archive-url=https://web.archive.org/web/20190604185025/https://2009-2017.state.gov/r/pa/ei/bgn/4142.htm |url-status=live }}</ref> In regards to agricultural products, the self-sufficiency rate of most items is less than 100%, except for rice. Rice has 100% food self-sufficiency. This makes it difficult to meet Japan's food demand without imports.