https://hihindi.com/natural-disaster-definition-types-cause-relief-hindi-%e0%a4%aa%e0%a5%8d%e0%a4%b0%e0%a4%be%e0%a4%95%e0%a5%83%e0%a4%a4%e0%a4%bf%e0%a4%95-%e0%a4%86%e0%a4%aa%e0%a4%a6%e0%a4%be/