Category: Birdwatching, Wildlife & Outdoors

The Crestone Eagle, August 2008: San Luis Valley ‘ground zero’ for alternative energy? Land of cool sunshine now a hotspot—but is that good? by Ceal Smith “We will have solar energy as soon as the utility companies solve one...

The Crestone Eagle, February 2008: A frost-free community solar greenhouse by Paul Shippee In these days of peak oil, resource depletion and wars, and worries about the economy, a community needs to learn how to grow its own...

The Crestone Eagle, December 2008: The 100% solar heated home story & photos by Paul Shippee unless otherwise noted On a clear sunny day in southern Colorado the sky is turquoise and there is enough solar radiation falling...

The Crestone Eagle, May 2006: Designing thermal mass for passive solar heat storage by Paul Shippee Passive solar heating of homes is usually thought to be simple enough: just let the sun shine in through south-facing windows on...