Originally Posted by
waddo
I don't think that are lighter. You always need to carry an extra so when you run out of fuel in the middle of cooking, you can switch over and continue. With a Whisperlite International you can manage with just one bottle. Also, even in rich western countries, you can easily be in a place where there is no shop selling canister gas.
Finally, protect the earth. Use and discard should be a crime.
I normally use a liquid fuel stove, but if you aren't a moron it's pretty easy to get away with the bare minimum amount of fuel regardless of what you're using.
And to be honest, chances are that those fuel canisters are among the last thing you should be worried about with regards to waste.