The dog days of summer are upon us.
Yet well-built passive solar houses are cool.
The summer solstice is significant to passive solar building because they are built to take advantage of the sun’s predictable path through the sky.
This helps them to stay cool in the summer and warm in the winter.
Since humans have roamed the earth, the sun has been used to indicate the passage of time.
There’s been a delay in posting, more so than usual, and there are a few reasons why.
Today is December 21st, the day of the winter solstice. It is the shortest day of the year in terms of daylight as the sun ‘travels’ its lowest and shortest arc through the sky*.
Today is the summer solstice, the longest day of the year. On this day, the sun seemingly travels its longest and highest arc through the sky. I’m reminded of how passive solar building is dependent on the surrounding elements to work. While the sun appears to travel through the sky, alas, we are not the [...]
Southern facing windows do not allow the sun into the house, whereas in the winter, the sun reaches deep into the house.
Here are photos of the sun’s path in the sky on the winter (top) and summer (below) solstices.
The Earth is rotating around the sun, however, as our planet spins and rotates around the sun, it appears to the inhabitants of Earth that the sun is moving across the sky. Thus, it is often referred to as the ‘movement of the sun’.