explainers5
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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.
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You Asked: Do Plastic Bag Bans Work in Developing Nations?
An environmental lawyer tells us about the impact of anti-plastic bag legislation across the world.
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You Asked: What Determines the Oxygen and CO2 Levels in Our Atmosphere?
An Earth Institute climate researcher breaks down why our atmosphere is the way it is, how it’s changed over time, and what the future may hold.
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You Asked: What Are the Most Eco-Friendly Garbage Bags?
An Earth Institute staffer gives advice on alternative trash bag options and how reduce your need for trash bags altogether.
