Susan Phillips
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Beneath the streets of hundreds of North America's oldest cities lies a network of pipes delivering steam heat to office buildings and hospitals. These steam loops could be a clean energy solution.
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"Steam loops" under hundreds of U.S. cities and universities have warmed buildings for a century. Now they could become a climate change solution. -
Beneath the streets of hundreds of North America's oldest cities lies a network of pipes delivering steam heat to office buildings and hospitals. These steam loops could be a clean energy solution.
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The Postal Service plans to replace about 160,000 gas-guzzling delivery trucks, but just a fraction will be electric. Advocates and states say going electric is aligned with climate change goals.
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The Biden administration has opened the East Coast to massive offshore wind development. But it will happen in some of the country's most fertile fishing grounds, and that's set up a growing battle.
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Fifteen states are challenging the decision, arguing that the risk of explosion puts lives in danger. For one project, highly flammable gas will travel 200 miles through a busy East Coast corridor. -
Pennsylvania is a major state for drilling natural gas. President Trump has made fracking a significant issue of his campaign in the swing state, but it's unclear how much it may help him.
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Across the country, new gas pipelines have met political opposition, protests and lawsuits. In Pennsylvania, one major project has also sparked criminal investigations.
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Close to 800,000 records from about a dozen plant collections or "herbaria" are being digitized, allowing researchers broad access to data on plant species collected and preserved in past centuries. -
The EPA spent years investigating whether the fracking process pollutes nearby drinking water. To the frustration of many, its final report leaves a lot of questions unanswered.
