Dust to Dust: a man-made Malthusian crisis (土は土に:人が作ったマルサス的危機) By Ambrose Evans-Pritchard Telegraph: 11:52PM GMT 27 Nov 2013 We must wake up to the global land crisis or face a very real threat of famine 世界的な土地不足を直視しなければ飢餓の脅威が現実になりますよ。 American scientists have made an unsettling discovery. Crop farming across the Prairies since the late 19th Century has caused a collapse of the soil microbia that