Polar cold wave causes small earthquakes in Chicago

<img src = "https://cdn-istoe-ssl.akamaized.net/wp-content/uploads/sites/14/2019/01/31d1ff9cec5d8c5a7759ec590c112b4866db0d36-1-418×235.jpg" title = "Onda de frio polar causa pequenos terremotos em Chicago "alt =" Polar cold wave hits Minneapolis, Minnesota, January 29, 2019 – AFP

The cold front that is already striking the United States in recent days killed 11 people and left millions of Residents stranded for cold or snow This Thursday (31) is expected to be the last day frozen in many parts of the country.The information comes from CNN.

Chicago is up to date. now the main city hit by the coldest temperatures, and on Thursday the city broke its record by reaching the negative temperature of 27ºC and the temperature sensation of -41ºC by the wind. earthquakes caused by cold.This occurs when water x underground and freeze and expand, causing the breaking of soil and stones.

Eleven people have already died of the polar cold wave in the United States. Several states have reported snowstorms with deaths in recent days. To make matters worse, some states, such as Michigan and Ohio, have suspended their courier services because of the snow.