https://vocabularyserver.com/asfa/https://vocabularyserver.com/asfa/xml.php?skosTema=488Agricultural pollution https://vocabularyserver.com/asfa/xml.php?skosTema=488 Agricultural runoff RT https://vocabularyserver.com/asfa/xml.php?skosTema=488 Agriculture RT https://vocabularyserver.com/asfa/xml.php?skosTema=488 Chemical pollution RT https://vocabularyserver.com/asfa/xml.php?skosTema=488 Pollution BT https://vocabularyserver.com/asfa/xml.php?skosTema=488 Environmental pollution BT