Do you know how long it takes for a plastic bag to decompose? What’s a closed landfill?... How can worms help us in our fight against ever increasing piles of rubbish? In this book you can learn about what types of rubbish take the longest times to decompose, what we can do to lessen the amount of rubbish we produce, how to recycle effectively and how to make a worm farm. ududGuided by Kevin the Cockroach, children learn about all aspects of rubbish creation and removal in New Zealand. The Book contains lots of activities such as how to make a rubbish audit at home or in the classroom, how to make a worm bin (and why you'd want to), and how to reduce rubbish. There's also a quiz for kids to try out after they've read the book.
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机译：您知道塑料袋分解需要多长时间？什么是封闭的垃圾填埋场？...蠕虫如何帮助我们对抗日益增加的垃圾堆？在这本书中，您可以了解到哪种类型的垃圾分解时间最长，如何减少产生的垃圾量，如何有效回收以及如何建造蠕虫农场。 ud ud在蟑螂凯文（Kevin the Cockroach）的指导下，孩子们了解了新西兰垃圾产生和清除的各个方面。该书包含许多活动，例如如何在家里或教室里进行垃圾审核，如何制作蠕虫垃圾箱（以及为什么要这么做）以及如何减少垃圾。孩子们读完这本书后，还可以进行测验。
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