Global Ecotourism Market Size, Share, Growth Analysis By Traveler Type (Group traveler, Solo traveler), By Age Group (Generation Y, Generation X, Generation Z), By Application (Travel agent, Direct), By Tourism (Nature-based ecotourism, Adventure ecotourism, Cultural & community-based ecotourism, Voluntourism & conservation-focused travel), By Region and Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Statistics, Trends and Forecast 2026-2035