To help maintain the tree disease Forest protection, forest fire protection from air pollution such as acid rain and global warming phenomenon to save paper and recycled paper.
To help save the diseased trees to prevent forest wildfire prevention of air pollution such as acid rain and global warming, to save paper and recycled paper imports.
Help to preserve the tree disease, fire prevention, prevent air pollution, such as acid rain forest from the และปรากฏการณ์โลกร้อน to save paper and the paper recycling