41. The aerial surveillance program was restarted in 2005. 42. The squadron provided aerial surveillance and early warning while it was active from 1944 through 1993. 43. "We feel pretty convinced the aerial surveillance is sufficient to deter tampering, " said Van Dyk. 44. There may have also been some confusion about whether the aerial surveillance was directed at the site. 45. These fly a combined 400 hours per year for the Coast Guard for aerial surveillance of Svalbard. 46. They are probably a reasonable solution to aerial surveillance of a fixed location ( e . g. 47. A police search that included aerial surveillance was taking place in rural areas notorious for road accidents. 48. Israel wants to keep ground-based monitoring stations on the Golan, but Syria insists aerial surveillance is sufficient. 49. Iraq also threatens to shoot down the American U-2 reconnaissance planes the inspectors use for aerial surveillance . 50. While Israel had detailed aerial surveillance on its side, Hezbollah's intelligence from human sources was often superior.
