5 Best Clean Energy Stocks To Watch For 2014

There are many countries across the globe that utilize natural gas as transportation fuel. Argentina and Iran are among the world leaders. It is a trend that hasn't really picked up in the U.S. -- until now.

Natural gas is too cheap and too useful to ignore, and it is making inroads in the world of long-distance trucking. In this video, Fool.com contributor Aimee Duffy talks about the efforts of UPS (NYSE: UPS  ) and Wal-Mart (NYSE: WMT  ) �to take advantage of this growing movement.

The movement toward alternative energy is gaining momentum. One potential opportunity in this field is Clean Energy Fuels, which focuses its natural gas efforts primarily on trucking and fleets. It's poised to make a big impact on an essential industry. Learn everything you need to know about Clean Energy Fuels in The Motley Fool's premium research report on the company. Just click here now to claim your copy today.

5 Best Clean Energy Stocks To Watch For 2014: AXT Inc(AXTI)

AXT, Inc., together with its subsidiaries, designs, develops, manufactures, and distributes compound and single element semiconductor substrates for use in wireless communications, lighting display applications, fiber optic communications, and solar cell. It offers semi-insulating substrates made from gallium arsenide, which are used in power amplifiers and radio frequency integrated circuits of wireless handsets, direct broadcast televisions, high-performance transistors, and satellite communications applications. The company also provides semi-conducting substrates made from gallium arsenide that are used for applications in light emitting diodes, lasers, and optical couplers; substrates made from indium phosphide used in broadband and fiber optic communications; and substrates made from germanium used in satellite and terrestrial solar cells, and for optical applications. It manufactures its semiconductor substrates using its proprietary vertical gradient freeze technol ogy. In addition, the company, through its joint venture agreements, manufactures and sells gallium, arsenic, germanium, germanium dioxide, paralytic boron nitride crucibles, and boron oxide. AXT, Inc. sells its products through direct sales force in the United States, as well as through independent sales representatives in France, Germany, Japan, South Korea, Taiwan, and the United Kingdom. The company was formerly known as American Xtal Technology, Inc. and changed its name to AXT, Inc. in July 2000. AXT, Inc. was founded in 1986 and is headquartered in Fremont, California.

5 Best Clean Energy Stocks To Watch For 2014: Trio Gold Corp (TGK.V)

Trio Gold Corp., a junior mining company, engages in the acquisition, maintenance, exploration, and development of mineral properties in the United States. It primarily focuses on gold, silver, and copper mining properties. The company holds a 100% interest Rodeo Creek property that consists of 29 contiguous mineral claims covering an area of approximately 547 acres located in Elko County, Nevada. Trio Gold Corp. was founded in 1977 and is based in Calgary, Canada.

Top Small Cap Stocks To Invest In 2014: Bluefly Inc.(BFLY)

Bluefly, Inc. operates as an Internet retailer. The company, through its e-commerce Web site, Bluefly.com, sells approximately 350 brands of men?s and women?s designer apparel, and accessories at discount prices in the United States. It also focuses on selling fashionable prescription eyewear through an e-commerce Web site. The company was formerly known as Pivot Rules Inc. and changed its name to Bluefly, Inc. in October 1998. Bluefly, Inc. was founded in 1991 and is based in New York, New York.

5 Best Clean Energy Stocks To Watch For 2014: Seven Group Holdings Limited(SVW.AX)

Seven Group Holdings Limited, through its subsidiaries, engages in the media and broadcasting, newspaper and magazine publishing, heavy equipment sales and service, equipment hire, and online businesses in Australia and China. The company operates as a Caterpillar dealer, which provides heavy equipment sales and support services to customers in Western Australia, New South Wales, and the Australian Capital Territory. It is also involved in the manufacture, assembly, sale, and support of lighting, power generation, and dewatering equipment; and rental of equipment, as well as distribution of Perkins engines. In addition, it engages in the operations of broadband, telephony, and other listed investments and properties. The company was formerly known as Seven Network Limited and changed its name to Seven Group Holdings Limited in April 2010, as a result of merger with WesTrac Holdings Pty Limited. Seven Group Holdings Limited is headquartered in Pyrmont, Australia.

5 Best Clean Energy Stocks To Watch For 2014: Olympus Pacific Minerals Inc(OYM.TO)

Olympus Pacific Minerals Inc. engages in the acquisition, exploration, development, mining, and reinstatement of gold bearing properties in southeast Asia. The company produces and sells primarily gold and by-products, such as silver. Its principal properties include the Bong Mieu Gold property and the Phuoc Son Gold property located in central Vietnam; the Bau Gold property located in central Malaysia; and the Capcapo Gold Property located in the northern Philippines. The company was formerly known as Olympus Holdings Ltd. and changed its name to Olympus Pacific Minerals Inc. in November 1996. Olympus Pacific Minerals Inc. was incorporated in 1951 and is based in Toronto, Canada.