Environmental movement toilet refers not pollute the environment, and can make full use of various resources, emphasizing self-purification of pollutants, resource recycling mobile toilets. Environmental flush toilet is characterized by free, unlimited use of time, place of use is not restricted, less demanding on the surrounding environment. Foam green toilet did not flush switch, then the pool of urine by froth treatment, not flush. Foam block type toilet works by using a mixture of foaming liquid foam produced instead toilet flush, when in use, the toilet has a channel on the side wall of foam, foam toilet compressed air through the air duct to the foam trigger the foam tank foam issued by the foam covering the inside of the toilet with no odor channel, use foam instead of flushing with water, wash their hands of this system is close to collect water can meet foaming water, and therefore the maximum conservation of water resources.