The Stephens Creek Watershed in southwest Portland, Oregon was chosen by the city as a pilot project for urban stream restoration efforts, and the infiltration of stormwater was identified as a potential...

As replacement and removal of undersized culverts gains momentum as an effective technique for restoring natural stream flows and removing fish passage barriers, it is important to evaluate the benefits of...

The RNA World hypothesis describes a period of time during the origins of life in which RNA molecules performed all catalysis and were the only form of information storage. A great deal of evidence has been...

Following low levels of UV exposure, Escherichia coli cells deficient in nucleotide excision repair recover and synthesize DNA at near wild type levels, an observation that formed the basis of the post...

Victim-offender mediation, a component of restorative justice, has been a valuable tool for rehabilitating juvenile offenders since the late 1970s. Victim offender mediation brings crime victims and offenders...

Muscle contraction and relaxation are controlled by the intracellular free Ca²⁺ concentration. The sarcoplasmic reticulum (SR) is an intracellular membrane system which regulates this internal free Ca²⁺...

This study uses a spatial model to visualize LWD mobility areas in an approximate 1km reach of Cummins Creek, a fourth-order stream flowing through an old-growth Sitka spruce-western hemlock forest in the...

This research presents a solution to the problem of tuning a PID controller for a nonlinear system. Many systems in industrial applications use a PID controller to control a plant or the process. Conventional...

The paper traces out the relationships between three sets of actors--workers, factory owners, and government--before, during and after the 1985 Mexico City earthquake, and places those relationships in the...

Environmental service-learning is an intentional educational experience(s) wherein learners engage in meaningful activities designed to serve the environment. Environmental service-learning activities vary...