ANI: A new research by scientists has shown that the temperatures in the state of California in US have risen by more than 2.1 degrees Fahrenheit between 1915 and 2000, largely because of human activities. The research, which was conducted at the Lawrence Livermore National Laboratory, the University of California, Merced and the National Center for Atmospheric Research, used data from up to eight different observational records to come up with the findings. According to the …