MAPPING OF GLOBAL NATURAL HAZARDS RESEARCH PRODUCTIVITY DURING 2006-2015

Authors

Dr. K. Kaliyaperumal, University Librarian, University of Madras, Chennai - 600 005, Tamil Nadu, IndiaFollow
Dr. R. Santha kumar, Young professional - II, Library and Documentation Center, ICAR-Central Institute of Brackis Aquaculture, R.A.Puram, Chennai - 600028, Tamil Nadu, India.
Dr. P. Balasubramanian, University Librarian, Manonmaniam Sundaranar University, Abishekapatti, Tirunelveli-627012, Tamil Nadu, India.Follow

Date of this Version

2019

Abstract

This paper examines with scientometric tools a total of 7659 publications on natural hazards indexed in web of science database during the period 2006-2015. The average number of publications published per year was 765.9. The highest number of publications (1264) was recorded in the year 2015. The relative growth rates (RGR) has decreased from 2007 (0.72) to 2015 (0.18) in the span of 10 years. The doubling time (DT) has gradually increased from 0.96 in 2007 to 3.85 in 2015. The exponential growth of publications was observed during the study period. Majority of publications were found in English language. Authors from USA have contributed maximum number of publications compared to the other countries and India stood 8^th rank in terms of productivity in this period. A total of 7274 different institutions were involved in the productivity, among them Harvard University, USA contributed highest number of 110 articles. The subject Geology contributed the largest share (22.93%) among subjects followed by Environmental science ecology (19.66%), water resources (15.45%) and Meteorology atmospheric sciences (12.43%) etc since the natural hazards are delt by many disciplines.