Changes
As a percentage of the world's population, atheism peaked in 1970.<ref>[http://www.science20.com/writer_on_the_edge/blog/atheism_peaks_while_spiritual_groups_move_toward_convergence-156528 Atheism Peaks, While Spiritual Groups Move Toward Convergence] by Nury Vittachi, July 14, 2015, website Sciene 2.0</ref> According to the ''[[Encyclopædia Britannica]]'', 2% of the world's population self-identifies as atheist and the average annual global change for atheism from 2000 to 2010 was −0.17%.<ref name="eb-2010">{{cite web|title=Religion: Year in Review 2010: Worldwide Adherents of All Religions|url=https://www.britannica.com/EBchecked/topic/1731588/Religion-Year-In-Review-2010/298437/Worldwide-Adherents-of-All-Religions|work=Encyclopædia Britannica Online|publisher=Encyclopædia Britannica Inc.|accessdate=2013-11-21}}</ref>
[[Global atheism ]] is expected to decline in the 21st century and beyond in terms of its global market share.<ref>
*[http://www.sneps.net/RD/uploads/1-Shall%20the%20Religious%20Inherit%20the%20Earth.pdf Shall the Religious Inherit the Earth?: Demography and Politics in the Twenty-First Century by Eric Kaufmann, Belfer Center, Harvard University/Birkbeck College, University of London]
*[http://www.christianpost.com/news/study-world-is-turning-more-religious-atheism-declining-100518/ Study: World is becoming more religious]
