This can be as simple as picking up litter in a park or volunteering to clean up a beach.
这可以简单如在公园捡拾垃圾或自愿清理海滩。
Workers clean up the oil on a beach in Gulf Shores, Alabama
阿拉巴马海湾海滨,工人们在清除石油。
Environmental beach clean up, hike out of camp.
沙滩清洁行动及保护教育、远足离开营地。
Environmental beach clean up, hike out of camp.
沙滩清洁行动及保护教育、远足离开营地。
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