What can I do to aware people of that place?

[At Shores Of Life]

I want to aware people of my city about how to conserve enviroment be kind to stray dogs and use of less polyethens etc. . I want to aware them and told them how to make their surrounding clean . ALthough I have a big dream of creating an NGO and save animals like cows stray dogs and other animals in our city . I am just 14 and a student not very confident about these moves , what to do I want to do something for animals , that area and also I am not economically independent and just a student I dont think children of my age would come and help me . Any advices or what would you do if your were in my place ?