关于环保的英语从句，综合搜索结果整理如下：

一、定语从句应用示例

1. The Yangtze River, which is the longest river in China, is prevented from being polluted. （长江是中国最长的河流，被防止被污染）

2. The company, which has been operating for over 100 years, is committed to sustainable development. （这家具体运营100年的公司致力于可持续发展）

二、强调句型结构

1. It is we who are the owners of the earth. （强调句型，突出“我们”是地球的主人）

2. It is protecting the earth that has been mentioned for many years. （强调保护地球的重要性）

三、同位语从句解析

The news that the government will take lots of measures to protect the environment is inspiring. （同位语从句解释说明news的内容）

四、环保相关常用表达

1. It's our duty to protect our environment. （保护环境是我们的责任）

2. Every individual has a role to play in environmental conservation. （每个人在环境保护中都有责任）

3. Reducing carbon footprint is essential for combating climate change. （减少碳足迹对应对气候变化至关重要）

建议结合具体语境选择合适句型，注意从句的引导词和时态搭配。如需进一步学习，可参考权威英语学习网站获取更多例句和解析。