Here's what he said: "Ten thousand years ago, at the dawn of agriculture, human population, plus livestock and pets, was approximately a tenth of one percent of the terrestrial vertebrate landmass."
Eis o que ele disse: "Há 10 000 anos, no nascer da agricultura, a população humana,  mais o gado domesticado e outros animais, era cerca de 0,1% dos  vertebrados terrestres.