Sustainable development demands that two disparate systems — urban and rural — equally meet the needs of their inhabitants without overburdening natural resources. The sustainability of agriculturally based villages, for example, depends on the health and well being of cities for access to large markets and services. Put simply, the sustainable development of one requires…
Despite concerns over global warming, scientists have discovered something that may have actually limited the impact of greenhouse gases in the atmosphere in recent years by reducing the amount of sunlight reaching the surface of the Earth. In research they published last year in the journal Geophysical Research Letters, a team led by Beate Liepert…
Sub-Saharan Africa shoulders 27 percent of the 8 million new annual tuberculosis cases. The current diagnostic for TB (Acid-fast Smear) used in much of Africa only works in half of all cases, leaving millions of people without treatment and many more susceptible to infection. Yanis Ben Amor, an Earth Institute Fellow, is hoping to reverse…
Imagine drawing up the blueprints to save millions of lives, yet without the means or the currency to make those plans a reality. This is a fundamental problem faced by many countries ravaged by malaria, which kills an estimated 3 million annually. Countries are formulating robust and achievable plans to effectively prevent and treat malaria,…
Student researcher examines bus rapid transit (BRT) system in Bogota, Colombia
The Earth Engineering Center (EEC) at the Earth Institute at Columbia University has helped to launch a company that uses an innovative rewards system to increase household recycling. The company, RecycleBank, operates under the belief that recycling rates go up when people are paid to recycle. With this new program, residents use a recycling bin…
Rise of seismic activity linked to the movement of glaciers may be a response to global warming
Behavior of Scandinavian Ice Sheet at the end of the last Ice Age may preview loss of Greenland Ice Sheet due to global warming
Business-as-usual approach threatens world energy supplies and environment, but affordable, effective solutions appear within reach