环保语言长句的英语表达可以如下：

1. "The environmental pollution is becoming more and more serious, which poses a great threat to our health and the natural world."

2. "It is everyone's duty to protect the environment, as we all share a responsibility to preserve the planet for future generations."

3. "To live a green life is not only crucial for our well-being but also for the sustainable development of our society."

4. "We should take immediate action to reduce waste and pollution, as the current level of environmental degradation is unsustainable and affects the livelihoods of millions."

5. "Every individual has the power to make a difference by adopting eco-friendly practices and encouraging others to do the same."

6. "Investing in renewable energy sources and sustainable technologies is essential to combat climate change and protect our environment for the long term."

这些句子强调了环保的重要性，并提出了具体的行动建议，适合用于环保演讲、文章或日常交流中。