The word renewable is an adjective. Renewable means (1) capable of being renewed; replaceable.
Renewable is also an adjective that means (1) that can be renewed or extended.
The following articles and web pages elaborate on the word renewable.
Sun Xtender manufactures a maintenance-free renewable energy storage AGM battery. These batteries are specifically designed for clean energy storage of renewable energy from solar, wind and turbine systems.
NERL is the nation's primary laboratory for renewable energy and energy efficiency research and development. It is the major laboratory for the DOE and began in 1977 as the Solar Energy Research Institute. The website provides information about NERL, visiting, and doing business with them.
This guide to energy provides an overview of the industry and helpful links to oil and gas companies, solar and wind energy systems, and energy conservation firms.
Fuel Economy is a website developed by the U.S. Dept. of Energy, Energy Efficiency and Renewable Energy. On this site users can find information about efforts to improve automobile efficiency, gasoline prices, gas mileage tips, hybrid vehicles, alternative fuel vehicles, and can find and compare new and used automobiles.
The following articles provide recent renewable-related news.