The Winnipeg-based International Institute for Sustainable Development recruits annually for the Young Leaders for Sustainable Development program.
The Canadian Centre for Policy Alternatives considers submissions from young Manitobans for publication in their "Youth Voices" series. Submissions should be about 1000 words and sent to the CCPA.
The Progressive Economics Forum has an annual student essay contest. Details are here.
For those interested in the connection between media and democracy, the Dalton Camp Award offers $5,000 for the best student essays on the subject.