Learn how to design your own microbe, decode Python script, and much more in these live sessions taught by Earth Institute experts.

In a new report, CIESIN researchers help to identify urban populations at risk from sea level rise. Their updated data set is meant to inform adaptation strategies.

In a variety of talks and panels, experts gathered on campus to discuss ideas and technologies that can help us overcome the planet’s biggest environmental challenge.

The American Geophysical Union fall meeting takes place Dec. 10-14 in Washington, D.C. Here is a guide to key talks and other events from Columbia’s Earth Institute.

Many “green” countries depend on imports from more polluting countries. A new index takes this into account and could shake up rankings on global environmental report cards.

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.

When it comes to learning about data collection techniques, there is no substitute for field work. In October, three Columbia classes embarked on a field trip to the Black Rock Forest in Cornwall, New York, to get some hands-on experience.

New high-resolution population data will help us understand better how people are distributed in many countries throughout the world—as part of Facebook’s goal to connect people everywhere to the Internet.

A new project, SERVIR-West Africa, will use space-based climate, weather land cover, and other NASA satellite data to address issues such as food security and the availability of fresh water in Ghana, Burkina Faso, Senegal and Niger.

Risks for the world’s Transboundary River Basins are projected to increase in the next 15–30 years, particularly in four hotspot regions: the Middle East, Central Asia, the Ganges-Brahmaputra-Meghna basin, and the Orange and Limpopo basins in Southern Africa.