There is nothing wrong with landfill or incineration. Unlike metals, recycling plastic is not economic. So converting it to energy by incineration is a pretty good option. In the future if the oil supplies will dwindle it might be economically viable to recycle plastic and then people (or maybe robots) will excavate those landfills for material. It is us taking care of the future generations. Isn't it what all those…
You can defend a position without snidely representing other positions, similar or opposite to yours, but if you choose to make so, make sure you've correctly named your target.