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A new digital tool takes the guesswork out…
An experienced soil analyst can discover clues about the dirt with…
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Five Questions with Francesco Piazzesi
Francesco Piazzesi is helping tens of thousands of people in rural…
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Promising new tech for developing countries at the…
A wetlands in a hair salon, a solar water purifier in…
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Five Questions with Jim Hallock
Jim Hallock is America’s spokesman for earthen construction. He crafts beautiful…