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Iron deficiency restrains marine microbes

Iron is a critical nutrient in the ocean. Its importance for algae and the nitrogen cycle has already been investigated in detail. Now, a new discovery shows that microbes also need iron to process phosphorus. A team of researchers ...

dateMay 19, 2017 in Earth Sciences
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China, Japan extract combustible ice from seafloor

Commercial development of the globe's huge reserves of a frozen fossil fuel known as "combustible ice" has moved closer to reality after Japan and China successfully extracted the material from the seafloor off their coastlines.

dateMay 19, 2017 in Environment
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Coring Arctic lakes to study Vikings

Billy D'Andrea, a Lamont-Doherty Earth Observatory paleoclimatologist and Center for Climate and Life Fellow is currently doing fieldwork in Norway's Lofoten Islands. He's interested in the natural factors that may have ...

Is there a green awakening in China?

Heavy air pollution has led to increased environmental consciousness in China. A growing number of apps now allow people to check local air quality. Apps also serve as tools for political activism.

China urges balance on environment, economy in Antarctica

A Chinese leader on Tuesday urged international representatives to strike a "proper balance" between environmental and economic interests in Antarctica, as the frozen continent's vulnerability to climate change raises worries ...

Climate change taking toll on clarity of Lake Tahoe water

Climate change is causing Lake Tahoe to warm sooner in the spring than it has historically, disrupting the normal mixing of shallow and deep water and undercutting gains made in reversing the loss of clarity of the cobalt ...

Five questions about tornadoes

May and June are typically peak months for tornadoes in North America. We asked Penn State meteorology professors Paul Markowski and Yvette Richardson to explain why tornadoes form, how to stay safe if you're near one and ...

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