Over 10,000,000 children leave school to go into the trades without a complete common school education. There are 32,000,000 breadwinners in the United States, 2,000,000 of whom do brain work, and the remainder, 30,000,000, are employed in the manual labor trades. According to this table only 17 per cent of the pupils who enter the first grade of the elementary school remain to complete the wor...

The identification and management of ecological restoration areas play important roles in promoting sustainable urban development. However, current research lacks a scientific basis for the scope scale restoration. Further, absence framework to assess policy goals public preferences that leads across science-policy interface is difficult, existing frameworks’ performance has little applicabilit...

The water resources carrying capacity (WRCC) strongly determines the agricultural development in arid areas. Evaluation of WRCC is important balancing availability with society’s economic and environmental demands. Given demand for sustainable utilization resources, we combine stress index comprehensive use multi-source data to evaluate its influencing factors at township scale. It makes up def...

Minority-race children in North America and Europe often show less own-race favoritism than children of the majority (White) race, but the reasons for this asymmetry are unresolved. The present research tested South African children in order to probe the influences of group size, familiarity, and social status on children's race-based social preferences. We assessed South African children's pre...

In recent years, the population size and scale of the Shiyang River Basin unceasingly expanding lead to a series of ecological environment: surface water reducing, land desertification and Ground water levels fall, etc. Research evolution characteristics of population distribution and migration growth of Shiyang River Basin contribute to river water resources and the industrial development of t...