关于how persistent and devastating non-biodegradable trash...

而how persisitent and devastating non-biodegradable trash can be to our environment是修饰前面的awareness，你可以理解为persisitent and devastating non-biodegradable trash can be how to our environment。整句话意思是“对我们的环境而言，持续性和破坏性的不可降解垃圾能够如何”，也即“对我们的...

1）核心结构：people's awareness should be heightened 人们的意识应该被提高。2）作 awareness 后置定语的介词短语：of how persistent and devastating non-biodegradable trash can be to our environment and our descendants'--其中，介词 of 的宾语从句 how persistent and devastating non-biodegradable...

Given the scale and severity of “white pollution”, we must take immediate steps to address this scourge. In the first place, we must do our utmost to enhance people’s awareness of how persistent and devastating non-biodegradable trash can be to our environment and our posteri...