could = may or may not what's the aim of the article which claims that something may or may not happen? Of course besides to scary people of 'global warming' o

could = may or may not what's the aim of the article which claims that something may or may not happen? Of course besides to scary people of 'global warming' or how it is nowadays called, because scientists are not sure if the temperature is going up or down, 'global changes'? And of course, when people are scared, they'll pay whatever money to ecoterrorists to save 'the environment'