NationalGrid intends to build the largest substation in a city after WWII on Seven Sisters Road, next to school, a nursery, a youth club and people's homes. People are concerned about the potential effect of electromagnetic radiation, the fall in price of their homes and how the 4metre wall will effect the look & feel of Seven Sisters. Check out the facts on http://tinyurl.com/89lvfcm and lend your support to a just cause.