Through the integrated framework of participation theory and political economy, this article analyzes participatory opportunities in the virtual world Habbo Hotel, and how participation is constrained and framed by the producer’s commercial strategies, which are based on advertising and sales of virtual goods.The study also looks into satisfyer p

This paper investigates the perceptions of a diversity of stakeholders supporting click here smallholders in the eastern Brazilian Amazon about ecosystem services and agricultural practices.Our results come from 30?semi-structured interviews with key stakeholders in two contrasting municipalities in this region (Paragominas and Irituia).We identifi

High resolution remote sensing images are bearing the important strategic information, especially finding some time-sensitive-targets quickly, like airplanes, ships, and cars.Most of time the problem firstly we face is how to rapidly judge whether a particular target is included in a large random remote sensing image, instead of detecting them on a

Diabetic wounds always have puzzled patients and caused serious social problems.Due to the lack of local blood vessels, severe hypoxia is generated in the defect area, which is an essential reason for the difficulty of wound healing.We have constructed a photocatalytic oxygen evolution and antibacterial biomimetic repair membrane to solve the probl