The Value Evaluation on the Forest Resource of Forest Industry Zone of Heilongjiang Province in Acid Rain Prevention

Acid rain can bring a lot of damage to the ecological environment of the earth and social economy of human. Studies show that acid rain is harmful to soil, waters, forest, buildings and scenic spots. It not only brings heavy economic loss, but also affects the survival and development of human severely. The SO₂ in the atmosphere is the leading source of acid rain. Now People pay more and more attention to the unique function of forest in absorbing SO₂. It is estimated that the absorption capacity of forest land on SO₂ is five to ten times as much as non-forest land In this article, direct market evaluation method is utilized to rationally estimate the environmental and ecological value of the forest resource of forest industry zone in Heilongjiang province in acid rain prevention.