Complex sentence: In the US, snowboarding culture thrives in the communities of Alaska, the Pacific Northwest, parts of New England, Colorado, Utah, California and the Canadian provinces of British Columbia, Alberta, Quebec, Nova Scotia, Ontario, and New Brunswick.
Split into simpler sentences: In the US, snowboarding culture thrives in the communities of Alaska, the Pacific Northwest, parts of New England, Colorado, Utah, California. In Canada, snowboarding is popular in the provinces of British Columbia, Alberta, Quebec, Nova Scotia, Ontario, and New Brunswick.