Business travel
Greenhouse Gas and Carbon Emission can be affected by fuel consumption, travel cabin class and length of the jourary. It is more green if you travel in economy, newer aircraft and usage of biofuel.A very useful tool from Cathy Pacific - Fly Greener Carbon Emission Calculator
https://www.cathaypacific.com/cx/en_MM/about-us/environment/fly-carbon-neutral-fly-greener/calculate-and-offset-your-carbon-emissions.html
