Phrases with «observer on the ground»

Sentences with «observer on the ground»

  • Analyzing measurements of high - altitude airglow gathered by a satellite in 1992 and 1996 (years of maximum and minimum solar flare activity, respectively), the scientists found 11 cases where airglow, in theory, brightened enough to be seen by observers on the ground, they report in Geophysical Research Letters. (sciencemag.org)
  • I proved during my research study that wild chimpanzees that are habituated to human observers on the ground are tolerant to, and most importantly do not alter their natural behaviors in the presence of, human observers in the canopy.» (bmcecol.biomedcentral.com)
  • Unofficial reports from observers on the ground have local scientists placing the likely count now at between 20 - 30 original craters with many more secondary craters. (robertscribbler.com)
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