[[File:Blue Marble.jpg|thumbnail|right|225px|Atheism is [[Decline of atheism|in decline worldwide]] in terms of its global percentage of adherents.]]
[[File:Blue Marble.jpg|thumbnail|right|225px|Atheism is [[Decline of atheism|in decline worldwide]] in terms of its global percentage of adherents.]]
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== Global decline of atheism in the 21st century ==
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== Global decline of atheism in the 20th and 21st centuries ==
''See also:'' [[Global atheism]] and [[Desecularization]]
''See also:'' [[Global atheism]] and [[Desecularization]]
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On July 24, 2013, ''CNS News'' reported:
On July 24, 2013, ''CNS News'' reported:
{{cquote|Atheism is [[Decline of atheism|in decline worldwide]], with the number of atheists falling from 4.5% of the world’s population in 1970 to 2.0% in 2010 and projected to drop to 1.8% by 2020, according to a new report by the Center for the Study of Global Christianity at Gordon-Conwell Theological Seminary in South Hamilton, Mass."<ref>http://www.cnsnews.com/news/article/global-study-atheists-decline-only-18-world-population-2020 Global Study: Atheists in Decline, Only 1.8% of World Population by 2020]</ref>}}
{{cquote|Atheism is [[Decline of atheism|in decline worldwide]], with the number of atheists falling from 4.5% of the world’s population in 1970 to 2.0% in 2010 and projected to drop to 1.8% by 2020, according to a new report by the Center for the Study of Global Christianity at Gordon-Conwell Theological Seminary in South Hamilton, Mass."<ref>http://www.cnsnews.com/news/article/global-study-atheists-decline-only-18-world-population-2020 Global Study: Atheists in Decline, Only 1.8% of World Population by 2020]</ref>}}
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The American [[sociology|sociologist]] and author [[Peter L. Berger]] introduced the concept of [[desecularization]] in 1999.<ref>[http://intl-jcs.oxfordjournals.org/content/52/2/232.full#fn-2 ''Journal of Church and State'', Desecularization: A Conceptual Framework by Vyacheslav Karpov, 2010]</ref><ref>Peter L. Berger, “The Desecularization of the World: A Global Overview,” in The Desecularization of the World: Resurgent Religion and World Politics, ed. Peter L. Berger (Grand Rapids: William B. Eerdmans Publishing Company, 1999)</ref>