The “Grizim” underground electrical lines that supply electricity from Israel to Gaza’s northern region have been refurbished and upgraded. This has significantly increased the capacity of the lines, providing a more stable supply to the 70,000 residents of northern Gaza.
http://www.mfa.gov.il/MFA/HumanitarianAid/Palestinians/Israel_upgrades_electricity_lines_Gaza_3-Feb-2013.htm#.URK091dNqSN.twitter