Land Over Landings – Have been actively involved for many years acting as stewards of the federal lands in north Pickering.   They have successfully fought against demolition of heritage home, and successfully stopped the wrongful eviction of tenants.                                        
www.landoverlandings.com

Stop The Stink - is a grassroots group of thousands of concerned citizens opposed to the York-Durham Sewer System. They have constantly opposed York Region, and their plans to bring their sewage into Pickering.
www.stopthestink.ca

Durham Environment Watch – Durham Environment Watch is non-profit and non-partisan,  working to ensure that our region becomes a sustainable, healthy community. DEW is committed to making a positive difference in our urban and rural environment today and for future generations.
www.durhamenvironmentwatch.org

Clarington Watchdog - This website was started in response to a Regional Councillors that have been ignoring the residents of Durham.  The main issue that is addressed, among others, is the incinerator.  Spend time reading what has been happening at Durham Council. 
http://claringtonwatchdog.blogspot.com/

Durham Election 2010 - This website is the product of a group of environmentally-concerned citizens. Those same people have been instrumental in the formation of DurhamCLEAR, a broadly-based umbrella group which will monitor and advocate on environmental issues right across Durham Region.
www.DurhamElection2010.ca

DurhamCLEAR is an umbrella group advocacy organization to focus on an evolving range of environmental and related issues in Durham Region.  It is intended to bring the numbers and resources of a large organization to bear on issues across Durham. 
www.durhamclear.ca

Ontario Greenbelt Alliance – work to ensure that the integrity of Ontario’s Greenbelt is not undermined by inappropriate development, poorly planned infrastructure, quarries, or other uses, while also advocating for increased protection of natural areas within the Greenbelt.
http://greenbeltalliance.ca/

Ontario Smart Growth Network – Help change the face of development in Ontario
http://www.smartgrowth.on.ca/index.htm