ABSTRACT: This study examines the level set method with reinitialization (LSMR) for monitoring the interface in saltwater intrusion problems. The governing equations consist of a parabolic equation ...

The goal of balancing the groundwater we pump with what we can replenish through natural and human forces is increasingly out of reach in Arizona, a new study finds. The study raises a long list of ...

Literature promoting the SaddleBrooke Ranch development west of Oracle touts feature after feature — high Sonoran Desert terrain with beautiful mountain views, “multimillion-dollar country club ...

Irrigation brought fat harvests to the plains. But the water is disappearing. Industrial agriculture on the Great Plains began in the 1950s when mechanized pumps and sprinkler irrigation systems ...

At its sixty-third session, the General Assembly, under the item entitled “Report of the International Law Commission on the work of its sixtieth session”, considered chapter IV of the report of the ...