HEATKEYS

A little online application with interactive map that shows sun movement and sunlight phases during the given day at the given location.

University of Oregon Solar Radiation Monitoring Laboratory Web Site

Solar Direct - Bringing renewable technology down to earth!

Sunrise, sunset, dawn and dusk times for the whole year in a graph, day length and changes in lengths in a table.

The Union of Concerned Scientists is the leading science-based nonprofit working for a healthy environment and a safer world through a combination of independent scientific research and citizen action.

The Solar Electricity handbook is a simple, practical book to using electric solar panels and designing and installing photovoltaic solar PV systems.

SunriseSunset.com provides a free service that creates a custom calendar with sunrise, sunset and twilight times for any location around the world.

photos of events, nature and sports - This is the welcome page of my homepage. You can see an overview of my photographic work at the portfolio, further photos I show you at my gallery.

Big Frog Mountain offers solar panels, skylights, suntunnels, solar powered attic fans, windmills, wind generators, micro hydro generators, energy efficient appliances plus other renewable energy equipment for building a solar electric system or any ...

The NOAA Earth System Research Laboratory was formed to observe and understand the Earth system and to develop products, through a commitment to research that will advance the National Oceanic and Atmopsheric Administration

Solar Cell Central is an independent informational site covering solar power and related subjects including solar basics, the sun and heliosphere, solar cost, solar markets, a smart grid, grid storage, energy profiles, and leading solar companies fo...