The rotation of a horizontal axis wind turbine around its tower or vertical axis. (US Dept of Energy)


See Climatic year; Water year. (US Dept of the Interior- US Geological Survey)


The rate of earnings from an investment. (Ginnie Mae) The return on a loan or investment, stated as a percentage of price. (Federal Reserve Education) The return on a loan or investment, stated as a percentage of price. (Federal Reserve Bank- SF) The effective annual rate of return on an investment expressed as a percentage. (Federal Deposit Insurance Corporation) The quantity of water that can be collected for a given use from surface or ground water sources. See safe yield. (US Dept of the Interior- Bureau of Reclamation)


Refers to young (usually fish) produced in one reproductive year. Small fish, hatched from eggs spawned in the current year, are considered young-of-year (age 0). (US Dept of the Interior- Bureau of Reclamation)

youth loan

The Farm Service Agency (FSA) makes loans to individual rural youths to establish and operate income-producing projects of modest size in connection with their participation in 4-H clubs, Future Farmers of America, and similar organizations. Each project must be part of an organized and supervised program of work. The project must be planned and operated with the help of the organization adviser, produce sufficient income to repay the loan, and provide the youth with practical business and educational experience. The project adviser must recommend the project and the loan, and agree to provide adequate supervision. The applicant cannot be younger than 10-years-old or older than 20-years-old and must live in a town of fewer than 10,000 people. The maximum amount for FSA youth loans is $5,000. (US Dept of Agriculture- Economic Research Service)

youthbuild program

Youthbuild is a program that allows non-profit organizations to fund projects to assist high-risk youth learn housing construction job skills and complete their high school education. Participants enhance their skills as they construct and/or rehabilitate affordable housing for low-income and homeless persons or families. (US Dept of HUD)


An octagonal shaped shelter that originated in Mongolia, and traditionally made from leather or canvas for easy transportation. (US Dept of Energy)