Blue Ollis is a popular sustainability blogger and vlogger who became a full-time eco-traveller when she left her city life behind in the spring of 2022 to travel the Earth (at the time of writing she is in Colombia having spent time in Spain and Portugal). She blogs about her travels on her eponymous website and her popular YouTube channel, explaining how she is travelling alone and sustainably on a tiny budget. She has a combined audience of ov...