Patch reader Brian Krisch sent this photo of an oak tree at Old Oak Park near Rossmoor in Walnut Creek. The 16-acre ...
Leaves are probably the most common feature used to identify trees. But in winter, when so many trees have dropped their ...
Whereas leaves are absent, the tree has 36 solar PV panels. These capture the sun and transform it into usable energy. By mimicking nature’s growth habit, the Energy Tree receives maximum sun exposure ...