Showing posts with label solar energy. Show all posts
Showing posts with label solar energy. Show all posts

Tuesday, June 21, 2011

She'll be back soon...

Happy solstice everyone.
In the meantime, here's a picture of how the sunlight is hitting the earth in our particular location.  You can generate your own graphs here.  The first graph is watts per square meter.  But can you guess what the second one is?