#policy

Stratospheric aerosol injection (SAI) — mimicking volcanic eruptions by injecting reflective particles into the stratosphere — could reduce global tem…

Climate policy has two modes: mitigation (reducing emissions) and adaptation (adjusting to changes that are now unavoidable). Mitigation works on the…

Carbon pricing (carbon tax or cap-and-trade) is the most economically efficient instrument for reducing emissions. It prices the externality and lets…