A visibly emotional Aaron Hawkins said weather events such as the Canterbury flooding would be more frequent with a "less stable environment".
China has made significant electoral changes recently in Hong Kong.
The Government has earmarked $700 million to help the primary sector pay for the changes.
The office received the complaints last month.
"There's plenty of bins - so I am really shocked."
Dunedin City Council says they don't have all the information needed to find at-risk buildings.
It follows a candidate being sworn in, then turfed out after a recount.