explainers4
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You Asked: How Much Does the U.S. Subsidize Renewable Energy Versus Fossil Fuels?
The answer might seem cut and dried, but it’s not as simple as you might think.
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You Asked: How Can Students Make a Difference on Climate Change?
Two students weigh in on how they’re taking action and why it matters.
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You Asked: What Caused Climate Change Before the Industrial Revolution?
A paleoclimatologist walks us through some of the natural causes of climate change — and why it’s important to take action on human-caused warming.
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You Asked: Can the Great Green Wall Stop the Sahara From Expanding?
A climate scientist answers readers’ questions about an initiative that would plant a vast wall of trees to combat the effects of climate change.
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You Asked: Does Caring About Plastic Distract From Climate Change?
Short answer: Why not both?
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You Asked: What Are My Clean Energy Options in New York?
Because most NYC apartments don’t have the space for a solar panel array.
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You Asked: How Destructive Are the Amazon Rainforest Fires? Can They Be Stopped?
An Earth Institute adjunct tackles reader questions about the record-breaking fires in Brazil.
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You Asked: If CO2 Is Only 0.04% of the Atmosphere, How Does it Drive Global Warming?
Short answer: A little bit goes a long way.
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You Asked About River Salinity and Water Pollution
A Columbia Water Center staffer answers questions about salinization and water pollution.