Farmers plant a warm-season perennial grass and fallow the field for two years, improving soil quality and water-holding capacity.

FORBES: New Technology Reduces Agricultural Water Consumption

It was movement of particles of soil, but it has high roughness that reduces the transport capacity of sediment of the runoff.

UNESCO: AQUATACAMA

Indiscriminate logging and deforestation have caused the exposed soil to run off into the river, silting it up and reducing its water-flow capacity.

CNN: FIGHTING FLOODS