Experts have given a glimpse on what could happen once San Andreas Fault ruptures. Read more here. The San Andreas fault in California, United States of America, has perhaps the best documented record of paleo earthquakes of any fault in the world.
In the past 25 years, the Salton Sea, the state's most contaminated inland lake, has lost about a third of its water. According to recent studies, the Colorado River's flow is declining, which is the cause of that decrease.