carbon offsets
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I Shouldn’t Have to Pay to Fly With a Clean Conscience
It is crucial that policymakers focus on regulating airline emissions and fostering innovation in sustainable aviation fuels.
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Net Zero Pledges: Can They Get Us Where We Need to Go?
The latest U.N. climate summit resulted in a spate of new net zero pledges. But net zero doesn’t necessarily mean cutting emissions.
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Can New Technology Incentivize Farmers to Capture Carbon in Their Soil?
Remote imaging has the potential to streamline how farmers measure the amount carbon in their soil — historically a major hurdle for farmers hoping to earn money by offsetting CO2 emissions.
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Earth Institute Alumni Helped Launch Etsy Carbon Offset Initiative
The major e-commerce site is the first to offset 100% of its carbon emissions from shipping — and two Sustainability Management graduates helped to make it happen.
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The 35 Easiest Ways to Reduce Your Carbon Footprint
With these simple changes, you can make a difference without making much of an effort or financial investment.

You Asked invites you to share your most pressing questions about climate, science, and sustainability. Lamont-Doherty Earth Observatory and Columbia Climate School experts will respond with clear, evidence-based answers. Pose your questions and story ideas!
