 በአውሮፓ ኮሚሽኑ ውስጥ በ 2016 የተካሄደ ጥናት እንደሚያመለክተው የፓልም ዘይት ከቅሪተ አካላት ከሚመነጩት የአረንጓዴ-ሙቀት-አማቂ ጋዞችን ሶስት እጥፍ ይበልጣል.
A 2016 study commissioned by the European Commission found that total greenhouse gas emissions from palm oil-based biodiesel are three times higher than those from conventional diesel fuels.