Karen Hoffmann – Science and Health Writing


Strengthening Bamboo — and Research
April 21, 2009, 8:31 pm
Filed under: Culture, Education, Environment, Pitt, Pitt Engineer

Kent Harries is bouncing around in a Jeep in the remote Darjeeling region of India when suddenly his life flashes before his eyes. A large military truck is coming the other way down the one-lane road, and he knows it’s not getting out of the way. He and student Derek Mitch hang on as the Jeep driver veers out of the truck’s path, narrowly averting disaster. More > (PDF p. 7)



Fuel from Coal: A Swanson School Professor’s Quest for Energy Independence
April 21, 2009, 8:26 pm
Filed under: Chemistry, Economics, Environment, Pitt, Pitt Engineer, Technology

At a Sasol research facility in South Africa, Badie Morsi watches coal travel down a conveyor belt on its way to becoming diesel fuel and sees the future.

Morsi dreams of a day when the United States — and Western Pennsylvania — won’t have to import oil but can use reactors similar to the one at the Sasol facility to make it. More > (PDF p. 7)



Lots of Flowers and Trees, Not Enough Birds and Bees
January 23, 2006, 7:21 pm
Filed under: Biology, Environment, Pitt Chronicle

In biodiversity hot spots like tropical rainforests, a dearth of pollinators could be putting many species at risk of extinction, according to a new study that includes three Pitt researchers. The finding is raising concerns that more may need to be done to protect the Earth’s most biologically rich areas. More >



GSPIA Panel Discusses Economic Solutions to Global Problems
September 26, 2005, 7:19 pm
Filed under: Economics, Environment, Health, Pitt Chronicle

Extreme poverty—defined as lacking access to adequate nutrition, clean drinking water, safe shelter, and basic health care—kills 20,000 people every day, noted Siddharth Chandra during a GSPIA forum titled “Environmental Threats to Human Security: Problems and Policy.” Poverty, Chandra pointed out, is tied to environmental degradation. More >



Roundup® Kills Frogs and Tadpoles, Pitt Biologist Rick Relyea Discovers
August 24, 2005, 4:01 pm
Filed under: Biology, Environment, Pitt Chronicle

As amphibians continue to mysteriously disappear worldwide, a Pitt researcher may have found more pieces of the puzzle. More >



Herbicide Roundup ‘Extremely Lethal’ to Amphibians in Natural Setting, Relyea Finds
April 11, 2005, 4:03 pm
Filed under: Biology, Chemistry, Environment, Pitt Chronicle

The herbicide “Roundup” is widely used to eradicate weeds. But a new study by a Pitt researcher finds that the chemical may be eradicating much more than that. More >



Cleaning Waste with Waste
March 21, 2005, 7:23 pm
Filed under: Environment, Pitt Chronicle, Technology

On Tuesday, March 15, the Environmental Protection Agency issued the Clean Air Mercury Rule, the first-ever regulation to permanently cap and reduce mercury emissions from coal-fired power plants. The next day, at the 229th American Chemical Society National Meeting in San Diego, Pitt researchers presented a new method of cleaning up such emissions, using a common industrial waste product as a resource. More >



Changing Environments, Emerging Diseases
November 1, 2004, 7:26 pm
Filed under: Biology, Environment, Health, Pitt Chronicle

“HIV. SARS. West Nile. Mad Cow. More to come…” So began a chilling presentation on environmental change and emerging infectious diseases by Pitt Professor Robbie Ali during a panel discussion, “The Lab: Emerging Issues,” at the Society for Environmental Journalists conference in Pittsburgh. More >



Debunking the hype of hydrogen cars
July 28, 2003, 7:27 pm
Filed under: Chemistry, Economics, Environment, Pittsburgh Post-Gazette

Automobiles as we know them are almost out of gas. Engines that burn gasoline emit pollutants, such as carbon dioxide, that cause global warming. And we’re running out of gasoline itself; Americans already import over half the oil they consume, weakening energy security. More >