Find carbon footprint:

Entities that are car:

Audi TT Coupe
Audi TT Roadster
BMW 1-series
BMW 1-series Cabrio
BMW 1-series Coupe
BMW 2-series Active Tourer
BMW 2-series Cabrio
BMW 2-series Coupe
BMW 2-series Gran Coupe
BMW 2-series Gran Tourer
BMW 3-series
BMW 3-series Cabrio
BMW 3-series Compact
BMW 3-series Coupe
BMW 3-series Gran Turismo