Sewage-farms as bird-habitats

FROM THE POINT of view of the birds that visit our sewage-farms, attracted there by food of unusual abundance and sapidity, and of the watchers who in turn are attracted by the birds, the modernization of one after another of these artificial marshes is little short of a calamity, necessary though it may be for the community as a whole. It is because future ornithologists, not fortunate enough to ...