World losing 2,000 hectares of farm soil daily to salt damage
Tuesday, October 28, 2014 - 02:30
in Earth & Climate
Every day for more than 20 years, an average of 2,000 hectares of irrigated land in arid and semi-arid areas across 75 countries have been degraded by salt, according to a study by UN University's Canadian-based Institute for Water, Environment and Health, published Oct. 28.