Create a problem, saturate the media with it: e.g. ‘global warming, melting icebergs, rising CO2 etc’. (Notice how ‘global warming’ became ‘climate change’ - also known as weather - when it was discovered it’s actually getting colder.)
Stoke up/exaggerate the reaction. The clever bit is that by providing suitable ‘facts’ (or lies) and manipulating people’s emotions, their behaviour can be accurately predicted/programmed to request/demand/agree to the:
Ready-made solution: vaccinations, 15-minute cities, etc...