Happer vs. AOC: a telling contrast
The stark contrast between Alexandria Ocasio-Cortez and Will Happer says a great deal about the state of the climate change debate. It is radical versus reason.
The stark contrast between Alexandria Ocasio-Cortez and Will Happer says a great deal about the state of the climate change debate. It is radical versus reason.
There is fossil evidence of CO2 starvation at the end of the last ice age, when CO2 levels dropped to below 200 ppm. Even today's 400 ppm is far too low for optimum plant growth.