It’s Time for New York to Save its Mass Transit System

June 12, 2017
The economic heart of the city cannot beat without an effective subway system. It’s time for the mayor and governor to develop a fully funded, well thought through strategy for mass transit in New York City and its nearby suburbs. Read More

In China, Making a Fashion Statement

April 24, 2017
“It costs 20,000 liters of water to produce one kilogram of cotton, which is just enough to produce a pair of jeans,” observed Guo—a stark measure of the importance of incorporating sustainability into fashion enterprises. Read More

Environment, Jobs, and President-Elect Trump

December 12, 2016
While many people around the world are concerned about President-elect Trump's threat to withdraw from the Paris climate accord, I am far more concerned about the possible signal to American corporations and jurisdictions that enforcement of our air, water, and toxic rules would be relaxed under EPA's new administrator. Read More

Earth Observation Science, Public Policymaking, and the Trump Administration

November 28, 2016
We do not know enough about our planet and the impact of human technology on its basic systems. It is beyond idiotic to think we can grow our population and consumption this much, this quickly, and have no impact. But it is also foolish to overstate what we know and ask policymakers to invest trillions of dollars on impacts we have not yet seen. Scientists need to be encouraged and funded to present facts, projections and options. Read More

Lessons of Climate Resilience in New York City

October 24, 2016
The Earth Institute hosted a panel focused on how New York City, and other cities like it, can take steps to become stronger and more resilient in the face of climate change. Read More

New Gift Will Bolster Sustainability Research Efforts in China

September 8, 2016
As part of a generous $2 million donation to Columbia University, the Earth Institute’s Research Program on Sustainability Policy and Management will receive $700,000 to expand its research efforts on sustainability in China. Read More

Does Pollution Regulation Kill Jobs? Lessons for China from the U.S.

April 6, 2016
The problem of air pollution in China continues to reach new heights. To combat the problem in any real way stringent regulation is needed. A new paper from Columbia University’s Earth Institute finds that this can be done without hurting job creation. Read More

The Tools to Build a Green Economy

March 30, 2016
What role does public policy play in encouraging and facilitating the green economy? What are the policy tools and incentives that steer green investment effectively? Read More

The Impact of the Internet in China

March 17, 2016
On March 7, 2016, Charles Chen, co-founder of China’s largest internet service portal, Tencent, gave a presentation on the impact of the internet on Chinese society. He talked about everything from the economic impacts of the internet, to education models that use mobile internet platforms. Read More

Watch: a Positive Vision of Sustainability

February 26, 2016
How do we transition to sustainability in a positive and effective way? In this video, Steven Cohen, executive director of the Earth Institute, discusses a positive vision of sustainability—one that avoids the gloom and doom rhetoric so often seen in headlines—and focuses on the technology, ingenuity and innovation that can build a sustainable economy. Read More
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