This is the 12014th most frequent Russian word.
землетрясении
"Earthquake"
In this sentence, 'землетрясение' conveys the idea of a significant geological event in the context of a past occurrence.
Вчера в Японии произошло сильное землетрясение.
Yesterday, a strong earthquake occurred in Japan.
Here, 'землетрясение' is used to denote the phenomenon which the preventive measures are addressing.
Новые методы предупреждения о землетрясении могут спасти тысячи жизней.
New earthquake warning methods can save thousands of lives.
In this context, 'землетрясение' refers to an the aftermath of such a geological event impacting urban infrastructure.