What cause and effect relationship is described in this Article?
Because torrential rains flooded some streets, ordinary people used social media to
contact shop owners to request deliveries of food and tea.
Because so many people needed shelter, food, or rescue after extreme weather events
in 2017, ordinary people stepped up to do what they could to help.
Because five hurricanes formed over the Atlantic Ocean in a short period of time,
Tennessee boat owners could not use their vessels for weeks.
Because Hurricane Irma knocked out power in Puerto Rico, food bloggers wrote about
how to prepare meals that don't need to be cooked.

martians or other types of aliens represent a unique fear as opposed to zombies. vampires and other types of monsters.   in most sci-fi stories, aliens come from other worlds and have different or more advanced technology.   abductions and experimentation on human bodies that involve these technologies, or the use of these technologies against human beings and the use of unknown "powers", are a type of fear that's different from that of other types of monsters.  

what is the question?

it depends on the natural disaster. a good one you can choose are hurricanes. water vapor is the "gas" and warm fronts are the "spark". because of the global warming that humans have caused with green house gases, hurricanes have become more frequent and stronger, making them more dangerous.