Gunn-Rita Dahle Flesja. Photo: anMarton via Flickr

Photo: anMarton

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Gunn-Rita Dahle Flesjå, Norway, Cycling

One of the world’s most accomplished female mountain bikers, Gunn-Rita Dahle Flesjå of Norway became a national champion within months of picking up the sport. She’s shown a similar tenacity with her willingness to speak up for environmental protection as part of the U.N. Environment Program’s “Champion for the Environment” campaign.