Question: In what year did Melbourne set a target to reduce carbon emissions to net zero?
Sentence: In response to attribution of recent climate change, the City of Melbourne, in 2002, set a target to reduce carbon emissions to net zero by 2020 and Moreland City Council established the Zero Moreland program, however not all metropolitan municipalities have followed, with the City of Glen Eira notably deciding in 2009 not to become carbon neutral.
Answer in sentence: yes