Present participle; Past participle - polluting - polluted Present - pollute - pollute - pollutes - pollute - pollute - pollute Past - polluted - polluted - polluted - polluted - polluted - polluted Future - will pollute - will pollute - will pollute - will pollute - will pollute - will pollute Present conditional - would pollute - would pollute - would pollute - would pollute - would pollute - would pollute Present Perfect - have polluted - have polluted - has polluted - have polluted - have polluted - have polluted Past Perfect - had polluted - had polluted - had polluted - had polluted - had polluted - had polluted Future Perfect - will have polluted - will have polluted - will have polluted - will have polluted - will have polluted - will have polluted Past conditional - would have polluted - would have polluted - would have polluted - would have polluted - would have polluted - would have polluted Imperative - - - pollute - - - - - - - -