Abstract The primary cause of mechanical-related fish injury and mortality in turbomachinery is blade strike. Fish contained the flow may strike with rotor blades fixed diffuser vanes, latter being a non-negligible factor causing damage pump system. In this study, an experiment-based correlation mutilation ratio acts as critical velocity. relation between vaned theoretical head presented functi...

The looming climate crisis requires an immediate response, also on individual level. Consumers are being asked to reduce and replace their carbon-intensive consumption behaviors. One of the behaviors with largest impact is air travel. growing awareness among consumers has led advent flight shaming, which could seriously endanger airlines' existing business models. way for airlines respond this ...