Only, having the possibility to use such sensors isn't the same as actually using them. Most advanced sensors are exceedingly rare and consequently locally far

Only, having the possibility to use such sensors isn't the same as actually using them. Most advanced sensors are exceedingly rare and consequently locally far too restricted to be useful in this context. Social hurdles apply. The most comprehensive sensor network on earth belongs to the US military. In spite of being provided extraorinary amounts of taxpayers' money for this, the resulting data isn't shared for common interests like science at all.