#71 Stewards of the Soil
Historically civilisations have sprung up wherever the land was most fertile, soils that supported good crop productivity to meet the food requirements of highly concentrated groups of people. Now with the global population close to 8 billion, and all arable land already committed to food production, we are turning to technology to help fertilise soils...
The post #71 Stewards of the Soil first appeared on Engineering Matters.