Obolodiplosis robiniae originated in the eastern United States. It was discovered in Eurasia at the beginning of the 21st century and was then spread at an explosive rate. This species has now become a common pest on black locust trees, with high infestations causing severe defoliation of black...

This study proposed a new concept of “co-processing” waste activated sludge with low organic content (WAS-LOC) with peroxysulfate and environmentally friendly nanoscale zero-valent iron (Fe0). Fe0, peroxysulfate, and the combination of peroxysulfate with Fe0(co-processing) were added to...

In this paper we investigate the reasons behind the pirated textiles and try to address the questions of why copycats are rampant on the African textile market, their impact on textile clusters and why it is ineffectively being controlled. Taking Ghana as a sample, this study employed grounded...

"Although there has been considerable recent interest in micro-credit programs, rigorous evidence on the impacts of forming self-help groups to mobilize savings and foster social empowerment at the local level is virtually non-existent, despite a large number of programs following this pattern....

"Despite the popularity and unique nature of women's self-help groups in India, evidence of their economic impacts is scant. Based on two rounds of a 2,400 household panel, the authors use double differences, propensity score matching, and pipeline comparison to assess economic impacts of longer...