求翻译：节约资源。我们只有一个地球，资源有限，生活在地球上的人却不断增长。节约粮食、节约用水、节约纸张，使用可再生的资源、分类回收废物，生活简朴等等，都是节约资源。是什么意思？

Conserve resources. We have only one Earth, the limited resources of people living on Earth is growing. Food conservation, water conservation, to save paper, the use of renewable resources, and recovery of waste, lives a simple life, and so on, are to save resources.