greenhouse gases Archives - State of the Planet

Pivoting on Greenhouse Gas Regulation

Action will now need to focus on state and local governments along with powerful corporations and institutions to continue forward motion in the transition to environmental sustainability.

by |July 5, 2022

Food Systems Offer Huge Opportunities to Cut Emissions, Study Finds

Researchers drilling into the many moving parts of food systems say that greenhouse-gas emissions have been systematically underestimated.

by |June 8, 2021
aerial view of smoke from a power plant

How Exactly Does Carbon Dioxide Cause Global Warming?

CO2 molecules make up only a small percentage of the atmosphere, but their impact on our climate is huge. The reason comes down to physics and chemistry.

by |February 25, 2021

You Asked: How Can I Find Out the Carbon Footprints of Different Foods?

We look at research from the Earth Institute and beyond to answer questions about the impacts of beef, soy, and more.

by |April 24, 2019

Your Earth Questions, Answered

In celebration of Earth Month and Earth Day, our scientists are tackling reader questions on science and sustainability.

by |April 17, 2019

Arctic Archipelago: Ground Zero For Climate Change

Summer temperatures on the archipelago of Svalbard, 400 miles north of Norway, are now higher than at any other period in the last 1,800 years, according to a new study in the journal Geology.

by |November 8, 2012

Columbia-PepsiCo Collaboration Creates Tool for Calculating Carbon Footprints

Researchers at the Earth Institute’s Lenfest Center for Sustainable Energy working in collaboration with PepsiCo, Inc. have developed new software that rapidly calculates the carbon footprints of thousands of products simultaneously.

by |October 17, 2012

A Major Legal Victory for Climate Science

     Though most attention last week focused on the Supreme Court ruling upholding federal reform of the health-care system, the U.S. Court of Appeals for the District of Columbia issued the most important judicial decision on climate change in five years.  That decision upholds the Environmental Protection Agency’s power to regulate greenhouse gases, and it… read more

by |July 2, 2012
Soybean field, Mato Grosso, Brazil

Amazonians Have Shot at Reducing Greenhouse Gases, Says Study

The huge Brazilian Amazon state of Mato Grosso will cut its emissions of greenhouse gases by more than half if it sticks with current plans to reduce deforestation substantially by 2020, says a new study. The research, published this week in the Proceedings of the National Academy of Sciences, uses 105 years of historical data… read more

by |July 28, 2010