sustainable
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Ruth DeFries, Jeffrey Sachs Named University Professors
Ruth DeFries and Jeffrey Sachs have been named University Professors, the highest rank Columbia University bestows on its faculty.
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Brownfields: Untold Stories, Unrealized Value
Across the country, in distressed urban centers, hundreds of thousands of industrial sites have been left lying fallow. These properties, known as brownfields, embody the story of America’s twentieth-century industrial might and bear the mark of that period’s unenlightened practices. Their closing and subsequent abandonment culminated in the loss of well-paying manufacturing jobs, the creation…

The first Earth Day in 1970 ignited a movement to stop polluting our planet. This Earth Month, join us in our commitment to realizing a just and sustainable future for our planet. Visit our Earth Day website for ideas, resources, and inspiration.