Sustainability is defined as a civilization's ability to produce its own food. true or false?

Look at the painting the lictors bring to brutus the bodies of his sons by jacques-louis david (1789). the most likely message this painting sends to french citizens is that one must be prepared to sacrifice their own children to preserve france. loyalty to one’s country stops short of sacrificing one’s own children. brutality is an integral part of revolution and the reign of terror. no one is immune to death, not even the leaders of the revolution.

During industrialization which led to an exploration of new economic theories

While most people who lived in ancient egypt and the middle east avoided settling in nearby deserts, those regions protected them from their enemies. why do you think this was true?