Largest carbon neutral trade show

According to Official Guinness Records,

This record is for the largest carbon neutral trade show, in terms of the number of attendees.This record is measured by the number of people who attend the event.For the purposes of the record, a trade show is defined as an exhibition where companies operating in a certain industry showcase their developments, new products or services, and assess new opportunities.For the purposes of the record, carbon neutral is defined by BIS standard PAS 2060

For a complete list of 2016 records, please visit 2016 Guinness Records in Spain.

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