But adults telling her climate is an existential threat are just blatantly wrong
Climate is a problem, not end-of-world
and proposed 'solutions' often worse
Equivalent to one recession in the next half-century
archive.ipcc.ch/pdf/assessment…
nber.org/reporter/2017n…
ipcc.ch/sr15/, page 256
Compare this to climate impacts of 2.6% or 4% even without policies
sciencedirect.com/science/articl…
New Zealand gov't requested official cost estimate: 16% of GDP (mfe.govt.nz/sites/default/… (p16, avg of ZNE targets)
For NZ it is more than last year’s entire national budget on social security, welfare, health, education, police, courts, defense, environment, and every other part of government combined. $13 tax on a gallon of gas
We should cut the cheapest and most damaging CO₂, but optimal level is cutting from 4.1°C in 2100 to 3.5°C
2.5°C would be a terrible deal, and 2°C or 1.5°C worse (& impossible)
aeaweb.org/articles?id=10…
Maybe we should stop scaring ourselves silly?
And maybe start making sensible climate policy, not based on fear but honest awareness of tradeoffs between climate damage and climate policy damage?