CHARACTERIZATION OF ECOSYSTEM SERVICES AND THEIR TRADE-OFF AND SYNERGISTIC RELATIONSHIPS UNDER DIFFERENT LAND-USE SCENARIOS ON THE LOESS PLATEAU

Characterization of Ecosystem Services and Their Trade-Off and Synergistic Relationships under Different Land-Use Scenarios on the Loess Plateau

The Loess Plateau is one of the most fragile ecological regions in China due to its shortage of water resources and severe soil erosion.The rapid development of urbanization and the implementation of the project of returning farmland to forest (grass) have caused the ecological environment of the region to be strongly impacted by human activities.I

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Improvement of GPSR Protocol in Vehicular Ad Hoc Network

In a vehicular ad hoc network (VANET), vehicles always move in high-speed which may cause the network topology changes frequently.This is challenging for routing protocols of VANET.Greedy Perimeter Stateless Routing (GPSR) is a representative routing protocol of VANET.However, when constructs routing path, GPSR selects the next hop node which is ve

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