“We’re in a climate crisis,” she tells me. “Mitigation isn’t going fast enough. Adaptation needs far more support than it’s getting. It’s clear that we need to remove some amount of carbon from the atmosphere.”
How much? “Hundreds of billions of gigatons,” Buck says.
Greenhouse gases are measured in ‘carbon dioxide-equivalents’ (CO2e). Today, we collectively emit around 50 billion tonnes of CO2e each year.
Total greenhouse gas emissions – Our World in Data
Hundreds of billions of tonnes, perhaps. Hundreds of billions of gigatonnes not so much then.
This is the question posed by Holly Jean Buck in her 2019 book After Geoengineering: Climate Tragedy, Repair, and Restoration. Zooming with me from Buffalo, New York, where she’s a professor of environment at the University of Buffalo, Buck is blunt in her assessment.
She’s a scientist you know.
It would also mean that the United States and other capitalist countries would have to reorient themselves to a more centrally planned economy,
You’re surprised, right?