The environmental impacts of sustainability tourism focus on the factors that affect the environment of the host community. Sustainable tourism helps to protect and preserve the natural environment (forest, beaches and wildlife) and to built an artificial environment (historic building and ruins).
Environmental impacts of sustainable tourism also focus on pollution of the environment with toxic gases; it works to reduce the rate at which tourism pollute the environment. Basically, sustainable tourism works to decrease all negative factors that destroy the environment and encourage factors that impact the environment positively.