A new study coauthored by Andrew Juhl, a biologist at Columbia’s Lamont-Doherty Earth Observatory, shows that fecal bacteria from sewage can persist in far greater quantities in near-shore sediments than in the water of the Hudson River.
An extensive investigation has found that many children living on U.S. military bases may be exposed to hazardous levels of lead in decaying family housing.
The World Health Organization projects that from 2030 to 2050, climate change impacts will cause 250,000 more deaths globally each year, mainly from malnutrition, malaria, diarrhea, and heat stress.
There’s a lot we don’t know about respiratory viruses and how they spread. A Columbia study currently underway seeks to unravel these mysteries, in part by studying people who are healthy enough to be walking around Manhattan.
Columbia University researchers have developed a tool that is likely to revolutionize the way we detect and treat pathogens in everything from human health to agriculture to water.