The Climate changes and changes very fast. Glaciers melt, very often hurricanes, typhoons happen. Even in regions where they were not used to occur. Earthquakes occur for 500 times a day (you can watch it here
https://allatra.tv/en/earthquakes ). A heavy shower happens in the Sahara desert. Among a coast of the Arctic Ocean, the temperature had risen to 90°F on 5th of July. The humankind shall unite and become one big family to be prepared for surprises which are waiting for us.