Climate impacts in northern forests
Northern forests hold around 54% of the world’s total terrestrial carbon stock and contribute more than one-third to our global terrestrial carbon sink. This report reviews the impact of human induced
N C America
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Postglacial viability and colonization in North America’s ice-free corridor
During the Last Glacial Maximum, continental ice sheets isolated Beringia (northeast Siberia and northwest North America) from unglaciated North America. By around 15 to 14 thousand calibrated radiocarbon
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Expand the frontiers of urban sustainability
<p>Manhattan skyscrapers, rather than rustic rural towns, are quickly becoming the picture of sustainable living in the twenty-first century. San Francisco, Copenhagen and Singapore each top their regions
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Hydrologic effects of large southwestern USA wildfires significantly increase regional water supply: fact or fiction?
<p>In recent years climate change and historic fire suppression have increased the frequency of large wildfires in the southwestern USA, motivating study of the hydrological consequences of these wildfires
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International migration flows: tracking the trends
With the refugee crisis in Syria, the rhetoric of the US presidential campaign and the recent Brexit vote, it’s no surprise that the movement of people is such a major talking point, explore info graphic
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The spatially varying influence of humans on fire probability in North America
<p>Humans affect fire regimes by providing ignition sources in some cases, suppressing wildfires in others, and altering natural vegetation in ways that may either promote or limit fire. In North America,
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Effects of seasonal weather on breeding phenology and reproductive success of Alpine Ptarmigan in Colorado
<p>Animal populations occurring at high elevations are often assumed to be in peril of extinctions or local extirpations due to elevational-dispersal limitations and thermoregulatory constraints as habitats
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Global burden of HIV, viral hepatitis, and tuberculosis in prisoners and detainees
<p>The prison setting presents not only challenges, but also opportunities, for the prevention and treatment of HIV, viral hepatitis, and tuberculosis. We did a comprehensive literature search of data
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Multi-year persistence of the 2014/15 North Pacific marine heatwave
Between the winters of 2013/14 and 2014/15 during the strong North American drought, the northeast Pacific experienced the largest marine heatwave ever recorded. Here we combine observations with an ensemble
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North American climate, clean energy, and environment partnership action plan
The North American Climate, Energy, and Environment Partnership was announced by Prime Minister Justin Trudeau, President Barack Obama, and President Enrique Peña Nieto on June 29, 2016, at the North American
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Human-induced greening of the northern extratropical land surface
Significant land greening in the northern extratropical latitudes (NEL) has been documented through satellite observations during the past three decades. This enhanced vegetation growth has broad implications