Subjects: SCIENCE associations; WEBSITES; DROUGHTS
تفاصيل العنوان
Subjects: SCHOOL districts; DROUGHTS; WATER conservationCALIFORNIA
Subjects: DROUGHTS; AGRICULTURE; ZIMBABWEAN social conditionsZIMBABWE
Subjects: GREAT Britain. Foreign & Commonwealth Office; WEBSITES; WATER
Subjects: ACADEMY of Natural Sciences of Philadelphia; WEBSITES; DROUGHTSPENNSYLVANIA; PHILADELPHIA (Pa.); UNITED States
Subjects: BRITISH Broadcasting Corp.; WEBSITES; WATER
Subjects: WEBSITES; ENVIRONMENTALISM; DROUGHTSDELAWARE River Watershed (N.Y.-Del. & N.J.)
Subjects: COMMUNITY-based programs; WATER quality; WATER pollutionALABAMA
Subjects: SALINE water conversion; WATER supply; DROUGHTSAUSTRALIA; WESTERN Australia
Subjects: DILEMMA; WATER supply; APPLIED ethicsAUSTRALIA
