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> Global atheism is expected to decline in the 21st century and beyond in terms of its global market share.<ref> | 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> Global atheism is expected to decline in the 21st century and beyond in terms of its global market share.<ref> |