Biology Of Depression - Neurotransmitters. A literal ton of research has been done on the causes of depression. Below is a brief discussion of the multiple biological, psychological and social factors that have been identified as being related to the development of depression.
The Golden Gate Bridge is a suspension bridge spanning the Golden Gate, the opening of the San Francisco Bay onto the Pacific Ocean. As part of both US Highway 101 and California Route 1, it connects the city of San Francisco on the northern tip of the San Francisco Peninsula to Marin County.
1 The Golden Gate Bridges stretches an impressive 1.7 miles (2.7 km) in San Francisco at what is called the Golden Gate, or entrance to the Pacific Ocean from the San Francisco Bay. 2  The Golden Gate Bridge is not actually painted gold but a color called international orange.