Religion in Europe (194,000) which is home to Eastern Europe's largest Jewish community. During the Enlightenment, Deism became influential especially in France, Germany, the Netherlands, and the United Kingdom. Biblical concepts were challenged by concepts such as a heliocentric universe and other scientific challenges to the Bible. Notable early deists include Voltaire and Kant . The trend towards secularism during the 20th and 21st centuries has a number of reasons, depending on the individual country: The trend towards secularism has been less pronounced in the traditionally Catholic countries of Mediterranean Europe. Greece as the only traditionally Eastern Orthodox country in Europe which has
Europe forest dwelling species which require a mixture of tree species and diverse forest structure. The amount of natural forest in Western Europe is just 2–3% or less, in European Russia 5–10%. The country with the smallest percentage of forested area is Iceland (1%), while the most forested country is Finland (77%). In temperate Europe, mixed forest with both broadleaf and coniferous trees dominate. The most important species in central and western Europe are beech and oak. In the north, the taiga is a mixed spruce–pine–birch forest; further north within Russia and extreme northern Scandinavia, the taiga gives way to tundra