Gongbo Nature Reserve, located in Nyingchi of Tibet, is by far the largest construction project of forest reserves that China approves and invests in. This article adopts the shadow project method, and estimates the water conservation function of forest ecosystem of Gongbo Nature Reserve based...

We analyze the connotation and significance of food defense, and introduce the principles and steps of establishment and application of food defense plan. Finally, we prospect the development directions of food defense in China