None of the words in the given list specifically represents the activities such as camping in wilderness areas. However, if we broaden the scope of the question and consider a term that relates to engaging with nature and exploring wild areas, the vocabulary word that fits is "ecotourism."
Ecotourism refers to responsible travel to natural areas that conserves the environment and sustains the well-being of local communities. It involves activities such as hiking, camping, bird watching, and other nature-based experiences. Ecotourism promotes sustainability, education, and the appreciation of the natural world while supporting the protection of wildlife and wilderness areas.
To determine the vocabulary word for a definition like this, you can compile a list of possible words or phrases that you think might be related to the concept being described. Then, you can evaluate each word against the definition and context to find the most appropriate term. In this case, "ecotourism" aligns with the description of engaging in activities such as camping in wilderness areas while also emphasizing the importance of conservation.