What impact do games have? Computers use very little energy, and come on, books?! Your plan is just plain stupid.
You can live an ultra minimal footprint life while not suffering - sure, maybe if you live in a huge house alone, move to an apartment and use public transport if feasible, etc. But there is no point in being depressed and basically torturing yourself.
It’s almost like there is an entire branch of philosophy dedicated to this problem and boiling it down to numbers only is just stupid and simplistic.