The book “Towards a Unified Soil Mechanics Theory (The Use of Effective Stresses in Unsaturated Soils, Third Edition)” develops a unified theory for saturated and unsaturated soils. The main equations ...
A map predicts 95 per cent of America's soil will be degraded in less than 30 years. Only a 5 percent area is marked not degraded, in an illustration by the Save Soil movement, which shows all other ...
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