4 Pics 1 Word Puzzles

What is the 1 word (5 letters) answer to the puzzle below? Scroll down to see the answer!

4 Pics 1 Word Answer 5 letters for pesticide being sprayed on pink flower, man wearing gasmask after war or explosion, snake coiled with black patterns, smoke from factory as pollution

Pesticide, Gasmask, Snake, Pollution

The Answer is: