Man holding empty water bottles

20 24 years 20 25 years 20 29 years 20s caucasian ancestry people twenties adult adults bottle bottles boulder boulders caucasian caucasian ethnicity caucasians cheerfulness conservation conservation program conservation programs conserving container containers empty environment environmental issue environmental issues environmental responsibilities environmental responsibility exploration eye contact facing camera facing the camera formation formations green half length happiness happy hiking hold holding horizontal joy large rock large rocks leisure looking at camera looking to camera looking towards camera male males man mountain mountains natural world nature one person oregon outdoor outdoors plastic pollution portland portrait portraits recyclables recycle recycle container recycle containers recycled recycling recycling container recycling containers resources management responsibility reuse rock rock formation rock formations rocks rocky rocky terrain rocky terrains smile smiles smiling stand standing stone stone formation stone formations stones terrain terrains trash vacation waste disposal waste management water water conservation water management waterfall waterfalls young adult young adult man young adults