Does this paragraph make sentence best answers will be reworded?

Yes(,) I think it is very important for people to know their ecological footprint. I think this because many people do not take in consideration(wright consideration of what) especially of(if) they live in developed countries like Canada their(that?) impact on(not needed) the environment(you might want to rephrase this sentence ). We go on expensive vacations across the world, throw away food instead of composting and do not reuse objects that we can(too wordy just say recycle), simply thinking its no big deal(no big deal to what (good writers use with extensive detail). But if someone were to actually see their footprint, it could be a major wake up call showing that there is only one earth not 2(,) or 3(,) or even(word not needed) 4 and we cannot continue to act as if there is. Eventually our resources are going to be used up and the landfills are going to be full. Then what are we going to do?