Israel’s eight-month invasion of Gaza has caused major disruption to the water systems and supplies for the besieged enclave’s 2.3 million residents. The recent incursion into the southern Rafah governorate caused over half a million people to flee under the orders of the Israeli military, who have since bombed dozens of areas and seized control of the key border crossing between Egypt and Gaza, blocking the entry of vital supplies such as water and fuel. At the start of the war on 7 October, Israel switched off water into the Strip, alongside electricity and other supplies. It was not until d…