SierraFoot logo An information site in the public interest for...

Sierra Foothills,
El Dorado Hills,
&  Waterford

plus a special focus on  history of the X-15

    ...  Edited by  Paul Raveling           who am I?
 last update  8/24/2009

X-15X-15 launch thumbnailX-15 pullup and climb thumbnailX-15 landing thumbnail

X-15 iconNewest X-15 sections:  50 years ago in X-15 history  and  Documents -- a web library

A bit of aviation trivia:  The first 707's model numberBoeing 707-80 icon 

Tegucigalpa touchdownToncontin in Tegucigalpa:  A world class challenge for airline pilots


Other sections:
El Dorado County sup. district map
Owl on the prowl
El Dorado Hills &  El Dorado County
Everything else

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Local:  El Dorado Hills and El Dorado County

El Dorado Hills emblem El Dorado Hills Area

An EDH site with frequent updates:  El Dorado Hills Citizens Alliance

Archive of pages for Measure P,
the failed attempt to incorporate as a city
Waterford emblem Waterford Owners Association
Waterford logo
UPS freighter, turningJet Freighters, noise, & Mather:  Fact Checks
NASA transport overhead, thumbnail
Jet Freighters & Mather:  2003 Noise Measurements

Measured data gathered In 2003 by the Sacramento County Airport System and what it means.


Everything else
Global warming Global warming, a top level summary of science: 3 questions, 5 graphics, and links to sources

Greenland ice sheet: Global warming, local climate, and why warmer temperatures can increase arctic winter snowfall

Scientific evidence for anthropogenic causes: Results from surveying scientific literature cited by the first 100 results returned by a Google Scholar search.
Owl on the prowl Waterford Wildlife
Wreck on Salmon Falls Road Traffic Safety
Soapbox icon
Soapbox:

Congressman Tom McClintock versus reality on Cap & Trade Policies

Commentary and opinion
Laguna Seca turn 8, entering the Corkscrew Laguna Seca open track days
A retrospective view of one side of patriotism,
for those whose vision and foresight was directed
toward peace instead of war in Iraq
Thumbnail for 1/18/2003 peace march in San Francisco
Thumbnail for San Francisco peace march, 3/15/2003
Peace rally, Sacramento, 5/27/2003
Sacramento  5/27/2003


History, the ledger
History of recent updates to SierraFoot