Health Archives - State of the Planet

testing for lead contamination

Measuring Lead in New York City Soils

High school students teamed up with Columbia University researchers to learn about local exposure to this toxic element. Along the way, they learned about history, field work, and the scientific process.

by |March 21, 2018

Climate Change May Be Hazardous to Your Health

From 2030 to 2050, climate change impacts may cause 250,000 more deaths globally each year. Here’s why.

by |March 12, 2018

Tracking Respiratory Infections in NYC, With or Without Symptoms

There’s a lot we don’t know about respiratory viruses and how they spread. A study currently underway seeks to unravel these mysteries, in part by studying people who are healthy enough to be walking around in Manhattan.

by |February 26, 2018

Researchers Map High Levels of Drugs in the Hudson River

In a new study, researchers have mapped out a large variety of discarded pharmaceuticals dissolved throughout the Hudson River. They say that in some places, levels may be high enough to potentially affect aquatic life.

by |February 19, 2018

Upcoming Scientific Fieldwork: 2018 and Beyond

On every continent and every ocean, Earth Institute researchers are studying climate, geology, natural hazards, ecology and more. Here is a list of projects in rough chronological order.

by |February 14, 2018
treeway map

Planting a Park on the Cross-Bronx Expressway Would Save Money and Lives

Public health researchers run the numbers on creating a park on top of a section of the highway, finding it a worthwhile investment for community health.

by |February 1, 2018

Global Environment Report Card Sees Dirty Air, Failing Fisheries

Many countries are making progress on improving water sanitation and protecting marine ecosystems. But air pollution continues as a leading health problem in many nations, and fisheries are deteriorating almost everywhere.

by |January 23, 2018
trump signs orders in oval office

New Tracker Keeps Tabs on Government Attacks on Science

The Silencing Science Tracker, from Columbia’s Sabin Center for Climate Change Law and the Climate Science Legal Defense Fund, will log actions by the U.S. government to silence scientists working on environmental, public health and climate issues.

Agricultural fires like this one in Kenya are one source of air pollution in Africa.

Air Pollution May Kill More Africans Than HIV/AIDS

Researcher calls attention to a largely under-recognized health threat.

by |December 18, 2017

NASA Finds New Way to Track Ozone By Satellite

Ozone pollution near Earth’s surface is one of the main ingredients of summertime smog. But it not directly measurable from space, due to the abundance of ozone higher in the atmosphere, which masks the surface. Now, researchers have devised a way to use satellite measurements of the precursor gases that contribute to ozone formation to predict when and where ozone will form.

by |November 6, 2017