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Despite the physical and emotional demands of the job, McKenzie says nothing beats the incredible experiences he's had - as well as the satisfaction of contributing to environmental research.
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“灵师”回忆，早期的小天才好友圈里，大家围绕人文历史、原生家庭等话题进行交流，纯粹是为了交友分享。但点赞功能推出后，隐形等级制度逐渐形成，点赞数量高的用户开始“歧视”低点赞用户，圈子氛围变得浮躁功利。“大家不再单纯交友，而是互相点赞、功利互换，只为提高名气。”
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"We have a quern stone for grinding flour for bread. We've got pottery and glass for eating and drinking" says Dr Andy Seaman.