I replace my shower head with a water-saving head / I install a flow limiter on my faucets.
I avoid air conditioning as much as possible (if I am too hot I hang a damp sheet on my window to cool the room. If that's not enough, then I prefer the fan.)
I take my used batteries and electronic products to the waste collection centre or to specialised shops.
I insulate the hot water pipes with foam tubes.
I start composting organic waste. Several options are available to me: neighbourhood compost, throw my compost or vermicompost (terrace), use orange bags.
I replace one portion of red meat with one portion of white meat per week.
I buy clothes second-hand or in ethical and responsible fashion stores (slow fashion).
I ask a consultant to carry out a free energy evaluation of my home.
I replace my bulbs with LEDs or compact fluorescents
I maintain my car and check my tire pressure regularly.
I take the train to the airport instead of being dropped off by car
I prefer to buy a wooden or second-hand toy rather than a plastic one.
I install thermostatic valves on my radiators and set them to max. 3.
To travel on a city trip, I prefer the train if possible. If I fly, I compensate my flights.
I freeze my food before the expiry date instead of throwing it away.