Middle East How sewage is bridging the Israeli-Palestinian divide in Jerusalem

One-third of Jerusalem's sewage runs untreated into the West Bank, ruining the historic Kidron Valley. Now an Israeli-Palestinian team is working to rehabilitate it.

Christa Case Bryant

When 1 in 3 residents of Jerusalem flush their toilets, the sewage flows untreated through the ancient Kidron Valley and cascades down once pristine canyon waterfalls to the Dead Sea, a popular bathing spot.