2) recycling . Some things when it is used once, can be used again, such as plastic bags, paper, etc., or can be used by the new
3) therapy and restoration. As a means to reduce the decline of resource of before, such as wastewater treatment plant. Before release into the public waterways.Such as mangrove reforestation. To restore the balance of the mangrove forests to come back rich
4) using other substitute. As a way to help the less natural resources and destroying the environment, such as using cloth bags instead of plastic bags.