Complex sentence: In 1875, the India Meteorological Department, also known as the Met Office, was established at New Delhi, which is the chief body of national meteorological service in India and is the principal government agency in all matters relating to meteorology, seismology and allied subjects.
Split into simpler sentences: In 1875, the India Meteorological Department, also known as the Met Office, was established at New Delhi. It is the chief body of national meteorological service in India and is the principal government agency in all matters relating to meteorology, seismology and allied subjects.