Description

1 round trip flight Juneau to Anchorage, plus 2 round trip flights from Juneau to Seattle, and 1 round trip flight between Juneau and Europe

Using data from http://css.umich.edu/factsheets/carbon-footprint-factsheet, CO2 generated averages 0.39 lbs / mile per person.

1: 550 mile flight to Anchorage, 1100 miles round trip = 429 lbs CO2
2: 900 mile flight from Seattle, 1800 miles round trip = 1,404 lbs CO2
1: 5916 mile flight from Juneau to Paris, 11832 miles round trip = 4,614.5 lbs CO2

TOTAL CO2 = 6,447.5 lb CO2

At $0.021 per pound CO2, round trip cost = $135.40 to offset