Car Emissions and Litter Contribute to This
This page is the CodyCross answer for the clue below from Daily Routines, Group 1842, Puzzle 3 (Commute to Work).
Question is: Car Emissions and Litter Contribute to This
and the answer is: POLLUTION
Word Meaning:
POLLUTION — Physical contamination, now especially the contamination of the environment by harmful substances, or by disruptive levels of noise, light etc.
Definitions from Wiktionary.