Author: Kevin Krajick28
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The Southern Ocean Is Breathing in Carbon Dioxide at a Healthy Rate
“In the last 10 years, we were afraid that the Southern Ocean was going to quit giving us a break from climate change. This study shows that it’s recovered its ability to take up carbon dioxide, and that’s good news.”
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Photo Essay: The Mystery of North American Diamonds
People have been finding loose diamonds across the United States and Canada since the early 1800s, but for the most part, no one knows where they came from. It was not until the 1990s that geologists tracked down the first commercial deposits, on the remote tundra of Canada’s Northwest Territories. Yaakov Weiss, a geochemist at…
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Cracking Open Diamonds for Messages From the Deep Earth
“After a diamond captures something, from that moment until millions of years later in my lab, that material stays the same. We can look at diamonds as time capsules, as messengers from a place we have no other way of seeing.”
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Warming Climate Is Deepening California Drought
Scientists Say Increasing Heat Drives Moisture from Ground
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Dennis E. Hayes, Mapper of the World’s Ocean Beds
Dennis E. Hayes, a marine geophysicist who advanced mapping of the world’s ocean floors, died at his home in New York City on Aug. 6. He was 76.
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The Disaster Profiteers
In his new book “The Disaster Profiteers,” Earth Institute professor John Mutter argues that natural disasters are bad for the poor–and can be great for the rich, who often seize resources meant for recovery, when no one is looking.
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Has the Green Revolution Really Succeeded?
Over the past 50 years, human population has more than doubled, but cereal-crop production has grown even faster. Unfortunately, newer high-yield crops are less nutritious.
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Hospitalizations Increase Near Fracking Sites, Study Shows
People living in areas of Pennsylvania where hydraulic fracturing is booming are suffering increasing rates of hospitalization, a new study says. The study is one of a small but growing number suggesting that the practice could be affecting human health.
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How Genomics Can Help Famine-Prone Nations Weather Climate Change
A team of biologists and agronomists has identified genomic signatures in plants indicating they are resilient to stresses such as drought or toxic soils. The multi-year study, expected to help developing-world farmers, was done with sorghum, one of the world’s most common crops.