Recently, evidence of large scale weather modification through aerosol spraying was recorded in Florida. Aerosol spraying is said to be a technique primarily used to provide larger volume plumes than chemtrails. Spraying isn't just happening, but now it appears that methods are being used to increase their effectiveness. (Read more about Chemtrails at ChemtrailsNews.com)
As reported by ChemtrailsPlanet,
"A TERRA satellite view from the early afternoon of January 28th, 2017 about 1 PM reveals an unmistakable north-south aerosol operation over South Florida that drifted with the cirrus level flow out into the Atlantic as the day progressed. These are not chemtrails. They are large volume aerosol plumes or LVAP. This technique is increasingly used to dump aerosols in much larger volumes than chemtrails, alone could provide."