Welcome to the USGS - U.S. Geological Survey
Federal source for science about the Earth, its natural and living resources, natural hazards, and the environment.
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Bureau of Reclamation Homepage
Bureau of Reclamation Homepage www.usbr.gov Department of the Interior, Bureau of Reclamation Homepage, Water, Dams, Dam, Projects & Facilities, Hydromet, Agrimet, hydropower
- 2014-02-04 - 收藏
Amazon.com
Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & personal care, broadband & dsl, gourmet food & just about anything else.
- 2014-02-04 - 收藏
Funnyordie幽默搞笑网
funny or die | funny videos, funny video clips, funny pictures - Funny videos, funny pictures, funny jokes, top ten lists, caption contests, and funny articles featuring celebrities, comedians, and you.
- 2014-01-26 - 收藏
XFINITY by Comcast
Visit the new XFINITY customer site to get the most out of your subscription. Watch TV online, check email, pay bill and upgrade Comcast subscription
- 2014-01-26 - 收藏
Secret Search Engine Labs
Secret Search Engine Labs - The Alternative Search Engine Find what you\'re searching for. Relevant, family safe search results at your fingertips.
- 2014-01-11 - 收藏