Holding the Line Total 2022 Carbon Footprint: 6.1 tonnes CO2e Up 17% from 2021, but still 51% below 2019 baseline. Breakdown Category CO2e Change Flights 2.4 +33% Home Energy 2.6 +8% Ground Transport 0.9 +13% Purchases 0.2 0% Key Activities Four flights (two European conferences, two essential research trips) Hybrid work maintained (3 days office) Home improvements kept energy efficient First year with heat pump installation (Oct-Dec data) The Creep Factor Noticed concerning trend: easy to slowly increase “exceptions” to flying.