id	keyword
ebl-29	carbon
ebl-29	meetings
ebl-29	emissions
ebl-29	co2
ebl-29	conferences
ebl-29	footprint
ebl-29	regional
ebl-29	scientists
ebl-29	society
ebl-29	national
ebl-29	travel
ebl-29	societies
ebl-29	tons
ebl-29	cost