global warming is the worst thing that can happen in antartica the polor are going exctinct also that air is really not only 4 mother nature also 4 us humans cuz not only does that do bad it also does bad 4 our lungs it affects us in many ways we can get cancer especially lung cancer :[ thats one kind of cancer that we dont want to get so every body please start to recycle cause we are not only life dat is as risc also the polor bears so start recycling help mother nature :]