人类活动

• Some will occur on the land , cleansing what has become overly polluted due to human activity
  有些则将发生在陆地上，净化因人类活动而过度污染的区域。
• Books possess an essence of immortality . they are by far the most lasting products of human effort
  书籍具有不朽的魅力。它是人类活动的最持久的成果。
• The experience and interpretation of time is a basic and dominant theme of human reality
  时间的体验和解释是人类活动的一个基本的和支配（人类）的主题。
• Influence of climatic change and humanity activities on ecological environment in eastern area of inner mongolia
  气候变化和人类活动对内蒙古生态环境的影响
• Desertification is a sad example of how human activities affect the nature adversely
  人类活动会对大自然产生不利的影响，沙漠化现象就是一个令人伤心的例子。
• Runoff and sediment variations due to human activities in dashahe watershed of southwest region of anhui province
  皖西南大沙河流域水沙变化及其与人类活动的影响
• Lake sediments record sensitivity of two hydrologically closed upland lakes in mexico to human impact
  墨西哥两个水文封闭型高原湖泊沉积物记录到受人类活动影响的敏感度
• Interactions between human activities and landuse patterns , and conflicts at the village level of jinghe watershed
  人类活动对泾河流域村落尺度土地利用格局的影响及冲突
• Human activities ' influence on the areas of weak ecological environment in terms of the rise and fall of tongwan city
  从统万城的兴废看人类活动对生态环境脆弱地区的影响