Earth's Inner Heat Keeps Cities Afloat
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By PAUL FOY SALT LAKE CITY - If it weren't for the hot rocks down below Earth's crust, most of North America would be below sea level, report researchers who say the significance of Earth's internal heat has been overlooked.
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A U.S. environmental engineer says Americans like living in cities, as do an increasing number of people around the world.  Arizona State University Professor John Crittenden says about 81 percent of the U.S. population and about half of the world's people now live in urban areas.
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Trees bring both comfort and measurable benefits to urban environments. The problem is that roots don't flourish under pavement. Now scientists think they have a solution.
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As the summer swelters on, skyscrapers and apartments around the city will be cranking up the air conditioning and pushing the city's power grid to the limit.
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SACRAMENTO -- This city believes an answer for global warming is growing on trees.
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U.S. East Coast power grid operators  said they had enough electricity to keep air conditioners  running Tuesday as a heat wave continued to grip the region.
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The Earth's rapid warming has pushed temperatures to their hottest level in nearly 12,000 years and within a hairbreadth of a million years, a study by the US space agency showed.
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Helium isotopes reveal hidden stores of geothermal energy.
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The Earth's climate is out of balance and warming as a result of human activities, a leading science body warns.
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Heat waves like those that have hit Paris and Chicago in recent years are likely to get worse, roasting more and more cities with ever-higher temperatures, climate researchers predicted on Thursday.
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Global warming caused by human activity has more than doubled the risk of summers as hot as in 2003, when thousands of people in Europe died of heat-related causes, according to a UK study published in the journal Nature.
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The slow and nearly constant vibrations of Earth&#39;s crust stem from severe winter weather over some of the world&#39;s oceans, a new analysis of seismic data suggests.
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The planet isn't the only thing heating up because of climate change. Some renewable-energy stocks have been pretty hot, too.
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By Martin Merzer, The Miami Herald  Jun. 23--CAPE CANAVERAL -- You can't walk very far when you're on a spaceship, sea breezes are the stuff of dreams, and a good pizza? Forget about it.
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Cities are the future of the world, and slums are the future of the city.
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Blistering heat settled over the eastern half of the nation Tuesday, sending man and beast in desperate search of relief: An air-conditioned subway car in New York City. A plunge into the Atlantic Ocean in New Jersey. And cold showers for suffering livestock in Ohio.
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Far above Earth, where the atmosphere as we know it merges into empty space, lies the thermosphere -- home to space stations and satellites and very thin air. Hardly the kind of place, one might think, where human affairs would have much impact.