4) Air Travel Carbon Footprint
Type of class:
First class
Business class
Economy class
1 hour flight (no. of trips):
20
15
10
5
3
2
1
0
3 hour flight (no. of trips):
20
15
10
5
3
2
1
0
6 hour flight (no. of trips):
20
15
10
5
3
2
1
0
12 hour flight (no. of trips):
20
15
10
5
3
2
1
0
tCO
2