Earth's magnetic field won't trigger global catastrophe

[ahlam1399]

http://img-s-msn-com.akamaized.net/tenant/amp/entityid/AAwyJ1u.img?h=100&w=100&m=6&q=60&o=f&l=f&x=1017&y=754

أكثر... (https://www.msn.com/en-in/news/techandscience/earths-magnetic-field-is-not-about-to-reverse-and-trigger-global-catastrophe/ar-AAwzB4r?srcref=rss)