Losing ground : environmental stress and world food prospects /
Eckholm, Erik P.
Losing ground : environmental stress and world food prospects / Erik P. Eckholm. - New York : Norton, c1976. - 223 p.
0393064107
Agriculture--Environmental aspects.
Food supply.
Soil erosion.
Nature--Effect of human beings on
Losing ground : environmental stress and world food prospects / Erik P. Eckholm. - New York : Norton, c1976. - 223 p.
0393064107
Agriculture--Environmental aspects.
Food supply.
Soil erosion.
Nature--Effect of human beings on