Over 100 years separate the 1918 Influenza and COVID-19 pandemics, and a multitude of science, public health and communication advancements have emerged. With the COVID-19 pandemic still underway, recently reaching the one million death mark in the United States alone (CDC, 2020), researchers are searching for clues as to how...
Rates of electronic cigarettes (or “e-cigarettes”) use among youth are so high that the Surgeon General declared them to be of “epidemic proportions” (A Report of the Surgeon General, 2012). If these rates go unchanged, e-cigarettes will likely be responsible for the creation of a new generation of combustible cigarette...
Published October 1939. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Provides information about complexity of watersheds. Outlines ways to form partnerships, to develop strategies for enhancing watershed resources, and to implement enhancement projects.
Full Text:
• 1
p
M any people are seeking to improve habitat and water
quality for salmon and trout in the
"There are at present four common methods of con
verting the alternating current into direct current.
These are in order of use, the motor generator set,
the rotary converter, mercury vapor rectifier and the
Murphy rectifier. A short description of these and
connections for the last two will be given."--p.2