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Agriculture & Environment

Earth Sciences
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Uneven Nutritional Payoffs for Marine Predators Revealed

New study finds that the nutritional value of prey within a single species can widely vary, offering key insights for food web dynamics and ecosystem change The hunt is on and a predator finally zeroes in on its prey. The animal consumes the nutritious meal and moves on to forage for its next target. But how much prey does a predator need to consume? Following a period of massive starvation among animals living along the California coast, University of California…

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Environmental Conservation

2013 Ocean Health Index: Concerns Over Food Provision

The OHI defines a healthy ocean as one that sustainably delivers a range of benefits to people now and in the future based on 10 diverse public goals. The 2013…

Earth Sciences

Rivers Shape Dust and Sand Deposits in Northern China

Northern China holds some of the world's most significant wind-blown dust deposits, known as loess. The origin of this loess-forming dust and its relationship…

Environmental Conservation

'Stadium Waves' Could Explain Lull In Global Warming

Several ideas have been put forward to explain this hiatus, including what the IPCC refers to as ‘unpredictable climate variability’ that is associated with…

Environmental Conservation

Integrating Ecology: Boosting Urban Design with Research Insights

Ecologists conducting field research usually study areas that they hope won't be disturbed for a while. But in an article published in the November issue of…

Environmental Conservation

Unregulated, agricultural ammonia threatens national parks’ ecology

Thirty-eight U.S. national parks are experiencing “accidental fertilization” at or above a critical threshold for ecological damage, according to a study…

Environmental Conservation

Phosphorus Levels Impact Nitrogen Removal in Lakes: Study Insights

According to a study published online this week in Science, University of Minnesota researchers, building from studies of nitrogen levels in Lake Superior,…

Environmental Conservation

Everglades Freshwater Plants at Risk From Rising Sea Levels

Just inland from the familiar salt-loving mangroves that line the Southern tip of the Florida Peninsula lie plant communities that depend on freshwater flowing…

Agricultural & Forestry Science

Wetland Restoration in the Northern Everglades: Unlocking Potential

“The Everglades at the southern tip of Florida—the remains of what was once a vast ecosystem—is interconnected with a large hydrologic system that really…

Agricultural & Forestry Science

Discovery Should Save Wheat Farmers Millions of Dollars

The global wheat industry sometimes loses as much as $1 billion a year because prolonged rainfall and high humidity contribute to grains germinating before…

Agricultural & Forestry Science

Scientists Battle Herbicide Resistance

Jason Bond, a weed scientist at the MSU Delta Research and Extension Center in Stoneville, said Mississippi was the first state to discover Italian ryegrass…

Agricultural & Forestry Science

Precision Agriculture for Small Scale Farming Systems

The principles are the same no matter the location: use the right input, at the right time, at the right place, and in the right amount. How those principles…

Earth Sciences

The tundra — a dark horse in planet Earth's greenhouse gas budget

Vast areas on the Northern Hemisphere are covered by tundra. Here, dwarf shrubs, sedges, mosses etc. thrive on top of permafrost in areas where only the…

Earth Sciences

Water and lava, but — curiously — no explosion

Rocky pillars dotting Iceland’s Skaelingar valley were projectiles tossed into the fields by warring trolls.That, at least, is the tale that University at…

Environmental Conservation

Climate Change Impacts North American Turtle Habitats

A new study that reconstructs the effects of past climatic changes on 59 species of North American turtles finds that the centers of the turtles’ ranges…

Environmental Conservation

Constructive Conservation: A Pragmatic Solution for Biodiversity

Biologists at the TU Darmstadt and ETH Zurich have developed a new concept for conservation measures that incorporates current landscapes formerly considered…

Earth Sciences

New Subduction Zone May Close Atlantic Ocean, Study Shows

But scientists haven't found direct evidence of the in-between phase — an ocean basin that was opening, starting instead to close — until now.Thanks to new…

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