Sharon Oosthoek
CBC.CA
Strong salmon hearts may hedge against climate change
CBC.CA March 11, 2011 By Sharon Oosthoek Sockeye salmon with the most arduous spawning journeys have the strongest hearts, an adaptation that may better their odds of surviving projected rises in water temperature, say B.C. researchers. Full story
Asian carp threat prompts crisis exercise
CBC.CA March 11, 2011 By Sharon Oosthoek It’s not every day emergency response experts gather to test their readiness to deal with a fish. But the Asian carp is no ordinary fish, and so on Friday, a boardroom in the Peterborough offices of the Ontario Ministry of Natural Resources (MNR) is being turned into a [...]
Great Lakes phosphorus levels rising, report warns
CBC.CA March 9, 2011 By Sharon Oosthoek A mysterious resurgence of phosphorus in the Great Lakes is endangering the aquatic food chain and human health, says a binational agency that advises Canada and the U.S. Fifteen years after the last programs to control phosphorus runoff ended, the International Joint Commission urged on Wednesday a renewed [...]
Tiny water flea, many genes
CBC.CA February 3, 2011 By Sharon Oosthoek A water flea about the size of the equal sign on a keyboard has more genes than any other creature analyzed so far, say scientists, who suggest its sophisticated genome could one day double as a highly sensitive and inexpensive environmental monitoring tool. The tiny freshwater flea Daphnia [...]
Arctic hybrids not a good sign, warn scientists
CBC.CA December 15, 2010 By Sharon Oosthoek The two grizzly-polar bear hybrids discovered in Canada’s North in recent years may be the tip of the iceberg, warn a trio of U.S. scientists who say the bears are a sign that Arctic biodiversity is at risk. Pointing to other Arctic hybrids – an apparent bowhead-right whale [...]
OLG facial scans to help gambling addicts
CBC.CA November 26, 2010 By Sharon Oosthoek Ontario casinos and slots at racetracks are getting ready to introduce a facial recognition system for people who have identified themselves as gambling addicts, hoping to help them stay out of trouble. In a project that has received the blessing of the Ontario Information and Privacy Commissioner, the [...]
Rogers faces $10M fine over drop-call ad claim
CBC.CA November 19, 2010 Misleading ads alleged about Chatr competitors By Sharon Oosthoek The Competition Bureau is seeking a penalty of $10 million against Rogers Communications Inc. for ads claiming that its discount cellphone and text service, Chatr, has fewer dropped calls than its new competitors. The bureau announced Friday that it has begun legal [...]
‘Fearsome’ ancient shrimp had no bite
CBC.CA November 2, 2010 by Sharon Oosthoek Earth’s first great predator — dubbed a “carnivorous shrimp from hell” — probably wasn’t nearly as fearsome as scientists once thought. In fact, Anomalocaris canadensis didn’t have teeth and couldn’t even close its jaws, according to new 3-D modelling of the giant shrimp’s mouth. Thought to be one [...]
Scientists create first synthetic cell
CBC.CA May 20, 2010 Scientists have created the first cell controlled by a human-made genome — a step closer to artificial life that is drawing both praise and warnings of potential dire consequences. A team from the J. Craig Venter Institute in Rockville, Md., announced on Thursday it had created a synthetic bacterial genome that [...]
Eagles’ homecoming may harm fragile ecosystem
CBC.CA May 3, 2010 Restoring a species to its native habitat is usually considered a good thing, but an unusual study reconstructing historic bald eagle diets is raising flags over their reintroduction off the California coast. Attempts to bring back the United States’ iconic bird to the Channel Islands could put at risk populations of [...]
© 2012 Sharon Oosthoek. All Rights Reserved.
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