The Visible Infrared Imager Radiometer Suite (VIIRS) onboard NASA's newest Earth-observing satellite, NPP, acquired its first measurements on Nov. 21, 2011.

WINNIPEG, Manitoba, July 7, 2011 /PRNewswire/ -- Brad Chase, a successful transportation executive, was today named president of OmniTRAX Canada, Inc., positioning the company for growth and new ventures. "I look forward to pursuing business opportunities for OmniTRAX that also benefit Canada, and particularly, Manitoba, Saskatchewan and the North," said Chase.

University of Alberta researchers studied the reproductive ecology of polar bears in Hudson Bay and have linked declining litter sizes with loss of sea ice.

Biologists affiliated with the American Museum of Natural History and City College of the City University of New York have found that grizzly bears are roaming into what was traditionally thought of as polar bear habitat—and into the Canadian province of Manitoba, where they are officially listed as extirpated.

Surveillance Covers 250,000 Square Nautical Miles of Airspace for Enhanced Safety, Reduced Fuel-burn, Increased Capacity and Lower Emissions EAST SYRACUSE, N.Y., April 13 /PRNewswire/ -- Sensis Automatic Dependent Surveillance - Broadcast (ADS-B) ground-based transceivers are now being used to track air traffic over Hudson Bay, Canada.