Gaza Winter Emergency Committee: Gaza's winter heralds a humanitarian catastrophe. Thousands of tents are threatened by drowning and collapsing buildings. 7,800 tents in dangerous areas threatened by floods, currents and sea waves. 200 thousand worn tents expose the displaced to the danger of drowning and cold. 70% of the municipal equipment and 90% of the civil defense equipment were destroyed by Israel during the war. 5 dilapidated pumping tanks and 24 small pumps just to treat water accumulations.