1.Scientists say we are unaware of a massive cause of pollution that is right under our very noses.
be unaware of 没有察觉到
He may be unaware of other options for his life if the path he chooses goes nowhere.
如果他选择的道路行不通,他可能不会意识到其他的生活选择 。
2.This escapes into the environment and gets trapped in our house or apartment, causing pollution in our homes.
get trapped 被困
The idea is to not get trapped in a design bubble.
该思路是为了不让人受陷于设计的幻想之中 。