pesticides and fertilizers text quote engraved on wooden signpost outdoors in landscape looking polluted

alert apocalyptic attention biohazard biological biology caution change chemicals chemistry climate contamination control danger dangerous death destroy destroyed dirty engraved environment fertilizers future global harmful hazard hazardous health industrial industry landscape liquid looking material moody nature outdoors pesticide pesticides poison polluted pollution protection quote radiation risk safety science sign signpost substance text toxic warming warning waste wooden world