| http://www.w3.org/ns/prov#value | - PHYSICAL DEMANDS: The work requires physical exertion such as regular and recurring walking, hiking, or climbing over wet, rough, uneven, or rocky surfaces; bending, crouching, stooping, lifting or reaching to observe, collect, or record field data; or in some situations the work may require physical exertion to scuba dive or operate a boat.
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