What type of environmental project are you thinking of? If you're willing to attach a job experience to it, then you might want to check with Service Canada for project funding under Job Creation Partnerships.
Job Creation Partnerships
It's really a win-win situation. Eligible clients can get the work experience that they need. Eligible projects get the assistance that they need without having to pay a wage. Read more about it and maybe it's something you can look into.
Another program that you might want to look into that's offered by Service Canada is Targeted Wage Subsidies.
Targeted Wage Subsidies: Program description
Let us know how it goes!