They, on the contrary , who have acquir'd their Distempers by too poor and low a Manner of living , on vegetable , insipid and instimulating Food only , which is the Case of most of the Poor or Indigent , must be cured by more generous Living

a debt-for-nature swap, exchange, or scheme

A few years ago, a team of microbiologists reviewed the average stomach pH – a measure of acidity – of forty-three species of mammal (including humans) and twenty-five birds. They found that the acidiest of all was the common buzzard, a frequent scavenger of carcasses, with a pH of 1.1 […]

The recently discovered citadel at Ta-shih-ku in Hsing-yang, which was probably intended to project Hsia power at the limits of its domain, no doubt falls into this category of forward defenses.