News tagged with aerial survey

Polar bears from space

Polar bear population estimates based on satellite images are similar to aerial estimates, according to a study published July 9, 2014 in the open-access journal PLOS ONE by Seth Stapleton from United States ...

Jul 09, 2014 5 / 5 (1) 0

Digital cameras open new view of America's West

A U.S. Department of Agriculture (USDA) aerial photography survey of 38,000 wildfire-burned acres in Idaho provided what is believed to be the first evidence that the invasive leafy spurge weed is displacing seedlings of ...

Sep 06, 2011 not rated yet 0