Cannabis Use and Youth: a parent's guide (PDF)
Myths, facts and misunderstandings about cannabis are explored, explained and put into perspective ... but more than information about cannabis, what a child needs is a strong, open relationship with a parent.
An informal site for users and concerned friends of users which offers information on the risks of cannabis use, how to reduce them, and ways of getting help.  
A London-based site for youth by youth with info, resources and the tools to help manage stress, crisis and mental health problems.
This Fraser Health Authority-based site promotes early detection, educates about psychosis and provides direction for seeking help.  
A informational and interactive site on mental health issues aimed at  youth by the CMHA (Canadian Mental Health Association) in Calgary An informational and interactive site on mental health issues aimed at youth by the CMHA in British Columbia

The BC Chapter of the CMHA has also published a good information resource journals called "Visions" which is about substance use and mental health
An Alberta Mental Health Board-based youth directed interactive website on mental health A  BC-based site for parents whose child has experienced psychosis
A fact sheet put out by "HeretoHelp", a project of the BC Partners for Mental Health and Addictions Information  
This website has information and resources on mental health events and services for locations all across Canada
NotForMe: A Health Canada drug prevention portal for youth, with information on different drugs, health risks, getting help and reaching out.
An Ontario Working Group on Early Intervention for Psychosis-based site where first-episode youth and their loved ones can go together to learn and share their personal insights through stories and art
Website for the Ontario Working Group on Early Intervention for Psychosis
A CAMH (Centre for addictions and mental health)-based guide called "Promoting Recovery from First-Episode" which includes sections on substance use and psychosis
A fact sheet fro the Centre for Addition and Mental Health
A CAMH cannabis factsheet Drug Facts for Canada's Youth