A salt is a compound composed of positively and negatively charged ions (e.g., sodium (Na⁺) and chloride (Cl⁻)). While plants require soluble salts as nutrients, excessive amounts—referred to as soil ...

SAN FRANCISCO — Scientists with the U.S. Department of Agriculture (USDA) have developed a new way to use satellite imagery to assess soil salinity, a problem that plagues farmers around the world and ...

Agricultural researchers say iirrigated agriculture in the Central Valley is at risk due to the lack of fresh water. The long-term viability of irrigated agriculture in California's highly productive ...

Saltwater intrusion from sea level rise and tidal flooding is increasing soil salinity risks in coastal farm fields (Figure 1). Soil salinity is related to the presence of soluble salts and cations ...

Notes: the subfigure shows an example of acidic soil areas defined by the World Reference Base for Soil Resources; the scatterplot shows the salt content of soil samples in five climate regions. A ...

If you would like to learn more about the IAEA’s work, sign up for our weekly updates containing our most important news, multimedia and more. Soil salinity is a major global challenge impacting plant ...

If you would like to learn more about the IAEA’s work, sign up for our weekly updates containing our most important news, multimedia and more. “Salt is born of the purest parents: the sun and the sea, ...