四项具体活动已被确定为对荒漠化的主要导致的过程：过度农垦，过度放牧，薪柴采集和过度灌溉。
Four specific activities have been identified as major contributors to the desertification processes: over-cultivation, overgrazing, firewood gathering, and over-irrigation.
草坪草的问题最常追溯到不良灌溉设计和维护，而大多数草坪草品种需要大量的灌溉，他们也很容易受到过度浇水。
Lawn and grass problems are most often traced to poor irrigation design and maintenance, and while most lawn grass varieties require significant irrigation, they're also susceptible to over-watering.
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