This notebook is a collection of calculations for my blog post "My thoughts on fighting climate change effectively". It uses the wonderful nextjournal notebook system - if you would like to play with these calculations, just create an account and remix the notebook.
usingUnitfulusingUnitful:km, musingUnitful:Mg,kg,gusingUnitful:lusingUnitful:W,kW,MW,GW,TWusingUnitful:h# define currency as dimension, euro as unit@dimensionC"C"Currency@refunit€"€"EuroCfalse
11 cents per litre - quite a bit lower than what is currently in place
Given the total tax windfall of the German Mineralölsteuer is 42 billion Euro and German CO2 emissions are 0,8 Gigatons, what is the current average taxation of a ton of CO2?
# calculate taxlevel per kg co2 for germanytotalTaxWindfallGermanEnergyTax=42_000_000_000€Co2EmissionsGermany=800_000_000_000kgpricePerTon=totalTaxWindfallGermanEnergyTax/Co2EmissionsGermanyuconvert(€/Mg, pricePerTon)
52.5 € Mg^-1
Introducing a carbon tax in the US
For a country like the US, what would the per capita payout look like if a CO2 tax were introduced with flat per capita payout of the revenue?
# calculate tax payout for us per capita given current emissionsusPopulation=320_000_000usCo2EmissionsPerYear=5_300_000_000_000kgtaxPerTonCo2=50€/1MgtaxRevenue=usCo2EmissionsPerYear*taxPerTonCo2taxPayoutPerCapity=taxRevenue/usPopulationuconvert(€,taxPayoutPerCapity)
# How big an Empress tree planting area would be needed to offset 2Gton CO2?oneAcreInm2=4000m^2kgCo2PerAcrePerYear=100000kg/oneAcreInm2negativeEmissions=2_000_000_000_000kgareaNeeded=negativeEmissions/kgCo2PerAcrePerYearuconvert(km^2,areaNeeded)
Comparing this to the wikipedia list of countries, this is an area about the size of Cyprus