Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...

CARBONDALE – Tim Burden looked out of the window of a single-engine Cessna early Wednesday morning, peering over the nearly untouched expanse of the Thompson Creek roadless area in the White River ...

(Data West Research Agency definition: see GIS glossary.) A map definition level of a virtual map. It describes the street, water, sewer, gas, electric, phone and cable networks together with the ...

IT is evident that the apparent area of an irregular surface will depend on the size of the object used for measuring it. This has been clearly expressed by Constable (NATURE, Sept. 15, p. 399), the ...