Reading Passage written at a 9th grade level for advance level middle school readers and focused on the Creation and Impact of Secondary Pollutants lesson in Middle School Environmental Science. See Thumbnails for more details. Simply purchase, download and copy! Great differentiation for more advanced readers10x short answer questions based on the readingUnlike other teacher's resources, this is totally editable!**Answer Key Included**Be sure to check out my other products down below!Copyright