steemitboard (66)in #drones • 5 years agoRE: Use of UAV for Environmental MonitoringCongratulations @manfreda76! You received a personal award! Birthday! - You are on the Steem blockchain for 2…steemitboard (66)in #drones • 6 years agoRE: Use of UAV for Environmental MonitoringCongratulations @manfreda76! You received a personal award! Year on Steemit Click here to view your…